Home / 11,368.22-15,687.68-6,332.18

Finding the Fourth Proportional to 11,368.22, 15,687.68 and 6,332.18

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Solution

The fourth proportional to 11,368.22, 15,687.68 and 6,332.18 is: 8,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.22 : 15,687.68 = 6,332.18 : x
  2. Step 2: Convert to fraction form
    11,368.22/15,687.68 = 6,332.18/x
  3. Step 3: Cross multiply
    11,368.22x = 15,687.68 × 6,332.18
  4. Step 4: Simplify right side
    11,368.22x = 99,337,213.54
  5. Step 5: Solve for x
    x = 99,337,213.54/11,368.22
  6. Step 6: Final answer
    x = 8,738.15

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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.