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Finding the Fourth Proportional to 4,691.29, 7,072.08 and 4,374.19

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Solution

The fourth proportional to 4,691.29, 7,072.08 and 4,374.19 is: 6,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.29 : 7,072.08 = 4,374.19 : x
  2. Step 2: Convert to fraction form
    4,691.29/7,072.08 = 4,374.19/x
  3. Step 3: Cross multiply
    4,691.29x = 7,072.08 × 4,374.19
  4. Step 4: Simplify right side
    4,691.29x = 30,934,621.62
  5. Step 5: Solve for x
    x = 30,934,621.62/4,691.29
  6. Step 6: Final answer
    x = 6,594.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.