Home / 10,372.62-15,561.36-5,991.34

Finding the Fourth Proportional to 10,372.62, 15,561.36 and 5,991.34

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Solution

The fourth proportional to 10,372.62, 15,561.36 and 5,991.34 is: 8,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.62 : 15,561.36 = 5,991.34 : x
  2. Step 2: Convert to fraction form
    10,372.62/15,561.36 = 5,991.34/x
  3. Step 3: Cross multiply
    10,372.62x = 15,561.36 × 5,991.34
  4. Step 4: Simplify right side
    10,372.62x = 93,233,398.62
  5. Step 5: Solve for x
    x = 93,233,398.62/10,372.62
  6. Step 6: Final answer
    x = 8,988.41

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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.