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Finding the Fourth Proportional to 8,295.13, 11,447.28 and 4,569.13

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Solution

The fourth proportional to 8,295.13, 11,447.28 and 4,569.13 is: 6,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.13 : 11,447.28 = 4,569.13 : x
  2. Step 2: Convert to fraction form
    8,295.13/11,447.28 = 4,569.13/x
  3. Step 3: Cross multiply
    8,295.13x = 11,447.28 × 4,569.13
  4. Step 4: Simplify right side
    8,295.13x = 52,304,030.38
  5. Step 5: Solve for x
    x = 52,304,030.38/8,295.13
  6. Step 6: Final answer
    x = 6,305.39

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1.5x scale

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.