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Finding the Fourth Proportional to 5,436.55, 7,502.62 and 3,046.62

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Solution

The fourth proportional to 5,436.55, 7,502.62 and 3,046.62 is: 4,204.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.55 : 7,502.62 = 3,046.62 : x
  2. Step 2: Convert to fraction form
    5,436.55/7,502.62 = 3,046.62/x
  3. Step 3: Cross multiply
    5,436.55x = 7,502.62 × 3,046.62
  4. Step 4: Simplify right side
    5,436.55x = 22,857,632.14
  5. Step 5: Solve for x
    x = 22,857,632.14/5,436.55
  6. Step 6: Final answer
    x = 4,204.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.