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Finding the Fourth Proportional to 9,884.13, 14,827.82 and 4,039.17

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Solution

The fourth proportional to 9,884.13, 14,827.82 and 4,039.17 is: 6,059.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,884.13 : 14,827.82 = 4,039.17 : x
  2. Step 2: Convert to fraction form
    9,884.13/14,827.82 = 4,039.17/x
  3. Step 3: Cross multiply
    9,884.13x = 14,827.82 × 4,039.17
  4. Step 4: Simplify right side
    9,884.13x = 59,892,065.51
  5. Step 5: Solve for x
    x = 59,892,065.51/9,884.13
  6. Step 6: Final answer
    x = 6,059.42

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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.