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Finding the Fourth Proportional to 8,866.08, 13,294.08 and 3,669.12

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Solution

The fourth proportional to 8,866.08, 13,294.08 and 3,669.12 is: 5,501.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866.08 : 13,294.08 = 3,669.12 : x
  2. Step 2: Convert to fraction form
    8,866.08/13,294.08 = 3,669.12/x
  3. Step 3: Cross multiply
    8,866.08x = 13,294.08 × 3,669.12
  4. Step 4: Simplify right side
    8,866.08x = 48,777,574.81
  5. Step 5: Solve for x
    x = 48,777,574.81/8,866.08
  6. Step 6: Final answer
    x = 5,501.59

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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.