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Finding the Fourth Proportional to 8,904.17, 13,352.06 and 5,207.52

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Solution

The fourth proportional to 8,904.17, 13,352.06 and 5,207.52 is: 7,808.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.17 : 13,352.06 = 5,207.52 : x
  2. Step 2: Convert to fraction form
    8,904.17/13,352.06 = 5,207.52/x
  3. Step 3: Cross multiply
    8,904.17x = 13,352.06 × 5,207.52
  4. Step 4: Simplify right side
    8,904.17x = 69,531,093.45
  5. Step 5: Solve for x
    x = 69,531,093.45/8,904.17
  6. Step 6: Final answer
    x = 7,808.83

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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.