Home / 2,068.25-2,854.19-1,136.75

Finding the Fourth Proportional to 2,068.25, 2,854.19 and 1,136.75

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Solution

The fourth proportional to 2,068.25, 2,854.19 and 1,136.75 is: 1,568.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.25 : 2,854.19 = 1,136.75 : x
  2. Step 2: Convert to fraction form
    2,068.25/2,854.19 = 1,136.75/x
  3. Step 3: Cross multiply
    2,068.25x = 2,854.19 × 1,136.75
  4. Step 4: Simplify right side
    2,068.25x = 3,244,500.48
  5. Step 5: Solve for x
    x = 3,244,500.48/2,068.25
  6. Step 6: Final answer
    x = 1,568.72

Related Problems

Find fourth proportional to 1,034.13, 1,427.10 and 568.38
Half scale
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Double scale
Find fourth proportional to 2,069.25, 2,855.57 and 1,137.75
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.