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Finding the Fourth Proportional to 5,652.05, 7,799.72 and 3,134.15

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Solution

The fourth proportional to 5,652.05, 7,799.72 and 3,134.15 is: 4,325.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.05 : 7,799.72 = 3,134.15 : x
  2. Step 2: Convert to fraction form
    5,652.05/7,799.72 = 3,134.15/x
  3. Step 3: Cross multiply
    5,652.05x = 7,799.72 × 3,134.15
  4. Step 4: Simplify right side
    5,652.05x = 24,445,437.77
  5. Step 5: Solve for x
    x = 24,445,437.77/5,652.05
  6. Step 6: Final answer
    x = 4,325.05

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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.