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Finding the Fourth Proportional to 5,929.67, 8,903.75 and 5,666.76

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Solution

The fourth proportional to 5,929.67, 8,903.75 and 5,666.76 is: 8,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,929.67 : 8,903.75 = 5,666.76 : x
  2. Step 2: Convert to fraction form
    5,929.67/8,903.75 = 5,666.76/x
  3. Step 3: Cross multiply
    5,929.67x = 8,903.75 × 5,666.76
  4. Step 4: Simplify right side
    5,929.67x = 50,455,414.35
  5. Step 5: Solve for x
    x = 50,455,414.35/5,929.67
  6. Step 6: Final answer
    x = 8,508.98

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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.