Home / 9,892.32-14,839.26-3,318.49

Finding the Fourth Proportional to 9,892.32, 14,839.26 and 3,318.49

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Solution

The fourth proportional to 9,892.32, 14,839.26 and 3,318.49 is: 4,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,892.32 : 14,839.26 = 3,318.49 : x
  2. Step 2: Convert to fraction form
    9,892.32/14,839.26 = 3,318.49/x
  3. Step 3: Cross multiply
    9,892.32x = 14,839.26 × 3,318.49
  4. Step 4: Simplify right side
    9,892.32x = 49,243,935.92
  5. Step 5: Solve for x
    x = 49,243,935.92/9,892.32
  6. Step 6: Final answer
    x = 4,978.00

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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.