Home / 10,606.85-15,904.17-4,371.16

Finding the Fourth Proportional to 10,606.85, 15,904.17 and 4,371.16

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Solution

The fourth proportional to 10,606.85, 15,904.17 and 4,371.16 is: 6,554.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,606.85 : 15,904.17 = 4,371.16 : x
  2. Step 2: Convert to fraction form
    10,606.85/15,904.17 = 4,371.16/x
  3. Step 3: Cross multiply
    10,606.85x = 15,904.17 × 4,371.16
  4. Step 4: Simplify right side
    10,606.85x = 69,519,649.88
  5. Step 5: Solve for x
    x = 69,519,649.88/10,606.85
  6. Step 6: Final answer
    x = 6,554.23

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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.