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Finding the Fourth Proportional to 11,053.63, 16,565.82 and 4,472.02

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Solution

The fourth proportional to 11,053.63, 16,565.82 and 4,472.02 is: 6,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.63 : 16,565.82 = 4,472.02 : x
  2. Step 2: Convert to fraction form
    11,053.63/16,565.82 = 4,472.02/x
  3. Step 3: Cross multiply
    11,053.63x = 16,565.82 × 4,472.02
  4. Step 4: Simplify right side
    11,053.63x = 74,082,678.36
  5. Step 5: Solve for x
    x = 74,082,678.36/11,053.63
  6. Step 6: Final answer
    x = 6,702.11

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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.