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Finding the Fourth Proportional to 5,134.34, 7,114.08 and 5,023.70

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Solution

The fourth proportional to 5,134.34, 7,114.08 and 5,023.70 is: 6,960.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.34 : 7,114.08 = 5,023.70 : x
  2. Step 2: Convert to fraction form
    5,134.34/7,114.08 = 5,023.70/x
  3. Step 3: Cross multiply
    5,134.34x = 7,114.08 × 5,023.70
  4. Step 4: Simplify right side
    5,134.34x = 35,739,003.70
  5. Step 5: Solve for x
    x = 35,739,003.70/5,134.34
  6. Step 6: Final answer
    x = 6,960.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.