Home / 2,068.19-2,854.12-1,136.69

Finding the Fourth Proportional to 2,068.19, 2,854.12 and 1,136.69

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Solution

The fourth proportional to 2,068.19, 2,854.12 and 1,136.69 is: 1,568.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.19 : 2,854.12 = 1,136.69 : x
  2. Step 2: Convert to fraction form
    2,068.19/2,854.12 = 1,136.69/x
  3. Step 3: Cross multiply
    2,068.19x = 2,854.12 × 1,136.69
  4. Step 4: Simplify right side
    2,068.19x = 3,244,249.66
  5. Step 5: Solve for x
    x = 3,244,249.66/2,068.19
  6. Step 6: Final answer
    x = 1,568.64

Related Problems

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Half scale
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Double scale
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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.