Home / 7,284.94-10,927.42-3,122.25

Finding the Fourth Proportional to 7,284.94, 10,927.42 and 3,122.25

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Solution

The fourth proportional to 7,284.94, 10,927.42 and 3,122.25 is: 4,683.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.94 : 10,927.42 = 3,122.25 : x
  2. Step 2: Convert to fraction form
    7,284.94/10,927.42 = 3,122.25/x
  3. Step 3: Cross multiply
    7,284.94x = 10,927.42 × 3,122.25
  4. Step 4: Simplify right side
    7,284.94x = 34,118,137.10
  5. Step 5: Solve for x
    x = 34,118,137.10/7,284.94
  6. Step 6: Final answer
    x = 4,683.38

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.