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Finding the Fourth Proportional to 4,354.45, 6,540.08 and 3,731.15

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Solution

The fourth proportional to 4,354.45, 6,540.08 and 3,731.15 is: 5,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354.45 : 6,540.08 = 3,731.15 : x
  2. Step 2: Convert to fraction form
    4,354.45/6,540.08 = 3,731.15/x
  3. Step 3: Cross multiply
    4,354.45x = 6,540.08 × 3,731.15
  4. Step 4: Simplify right side
    4,354.45x = 24,402,017.19
  5. Step 5: Solve for x
    x = 24,402,017.19/4,354.45
  6. Step 6: Final answer
    x = 5,603.93

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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.