Home / 10,916.24-15,064.32-6,199.52

Finding the Fourth Proportional to 10,916.24, 15,064.32 and 6,199.52

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Solution

The fourth proportional to 10,916.24, 15,064.32 and 6,199.52 is: 8,555.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.24 : 15,064.32 = 6,199.52 : x
  2. Step 2: Convert to fraction form
    10,916.24/15,064.32 = 6,199.52/x
  3. Step 3: Cross multiply
    10,916.24x = 15,064.32 × 6,199.52
  4. Step 4: Simplify right side
    10,916.24x = 93,391,553.13
  5. Step 5: Solve for x
    x = 93,391,553.13/10,916.24
  6. Step 6: Final answer
    x = 8,555.29

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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.