Home / 10,284.48-15,422.94-3,708.90

Finding the Fourth Proportional to 10,284.48, 15,422.94 and 3,708.90

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Solution

The fourth proportional to 10,284.48, 15,422.94 and 3,708.90 is: 5,561.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.48 : 15,422.94 = 3,708.90 : x
  2. Step 2: Convert to fraction form
    10,284.48/15,422.94 = 3,708.90/x
  3. Step 3: Cross multiply
    10,284.48x = 15,422.94 × 3,708.90
  4. Step 4: Simplify right side
    10,284.48x = 57,202,142.17
  5. Step 5: Solve for x
    x = 57,202,142.17/10,284.48
  6. Step 6: Final answer
    x = 5,561.99

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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.