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Finding the Fourth Proportional to 5,506.92, 7,600.23 and 3,148.92

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Solution

The fourth proportional to 5,506.92, 7,600.23 and 3,148.92 is: 4,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.92 : 7,600.23 = 3,148.92 : x
  2. Step 2: Convert to fraction form
    5,506.92/7,600.23 = 3,148.92/x
  3. Step 3: Cross multiply
    5,506.92x = 7,600.23 × 3,148.92
  4. Step 4: Simplify right side
    5,506.92x = 23,932,516.25
  5. Step 5: Solve for x
    x = 23,932,516.25/5,506.92
  6. Step 6: Final answer
    x = 4,345.90

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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.