Home / 10,615.62-15,919.26-3,593.70

Finding the Fourth Proportional to 10,615.62, 15,919.26 and 3,593.70

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Solution

The fourth proportional to 10,615.62, 15,919.26 and 3,593.70 is: 5,389.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,615.62 : 15,919.26 = 3,593.70 : x
  2. Step 2: Convert to fraction form
    10,615.62/15,919.26 = 3,593.70/x
  3. Step 3: Cross multiply
    10,615.62x = 15,919.26 × 3,593.70
  4. Step 4: Simplify right side
    10,615.62x = 57,209,044.66
  5. Step 5: Solve for x
    x = 57,209,044.66/10,615.62
  6. Step 6: Final answer
    x = 5,389.14

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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.