Home / 9,593.28-13,238.70-5,615.14

Finding the Fourth Proportional to 9,593.28, 13,238.70 and 5,615.14

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Solution

The fourth proportional to 9,593.28, 13,238.70 and 5,615.14 is: 7,748.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,593.28 : 13,238.70 = 5,615.14 : x
  2. Step 2: Convert to fraction form
    9,593.28/13,238.70 = 5,615.14/x
  3. Step 3: Cross multiply
    9,593.28x = 13,238.70 × 5,615.14
  4. Step 4: Simplify right side
    9,593.28x = 74,337,153.92
  5. Step 5: Solve for x
    x = 74,337,153.92/9,593.28
  6. Step 6: Final answer
    x = 7,748.88

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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.