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Finding the Fourth Proportional to 10,398.84, 14,350.68 and 6,209.52

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Solution

The fourth proportional to 10,398.84, 14,350.68 and 6,209.52 is: 8,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.84 : 14,350.68 = 6,209.52 : x
  2. Step 2: Convert to fraction form
    10,398.84/14,350.68 = 6,209.52/x
  3. Step 3: Cross multiply
    10,398.84x = 14,350.68 × 6,209.52
  4. Step 4: Simplify right side
    10,398.84x = 89,110,834.47
  5. Step 5: Solve for x
    x = 89,110,834.47/10,398.84
  6. Step 6: Final answer
    x = 8,569.31

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