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Finding the Fourth Proportional to 5,767.38, 8,650.08 and 5,393.76

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Solution

The fourth proportional to 5,767.38, 8,650.08 and 5,393.76 is: 8,089.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,767.38 : 8,650.08 = 5,393.76 : x
  2. Step 2: Convert to fraction form
    5,767.38/8,650.08 = 5,393.76/x
  3. Step 3: Cross multiply
    5,767.38x = 8,650.08 × 5,393.76
  4. Step 4: Simplify right side
    5,767.38x = 46,656,455.50
  5. Step 5: Solve for x
    x = 46,656,455.50/5,767.38
  6. Step 6: Final answer
    x = 8,089.71

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1.5x scale

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.