Home / 10,356.18-14,294.27-6,380.61

Finding the Fourth Proportional to 10,356.18, 14,294.27 and 6,380.61

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Solution

The fourth proportional to 10,356.18, 14,294.27 and 6,380.61 is: 8,806.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.18 : 14,294.27 = 6,380.61 : x
  2. Step 2: Convert to fraction form
    10,356.18/14,294.27 = 6,380.61/x
  3. Step 3: Cross multiply
    10,356.18x = 14,294.27 × 6,380.61
  4. Step 4: Simplify right side
    10,356.18x = 91,206,130.20
  5. Step 5: Solve for x
    x = 91,206,130.20/10,356.18
  6. Step 6: Final answer
    x = 8,806.93

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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.