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Finding the Fourth Proportional to 5,043.24, 7,570.62 and 4,755.24

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Solution

The fourth proportional to 5,043.24, 7,570.62 and 4,755.24 is: 7,138.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.24 : 7,570.62 = 4,755.24 : x
  2. Step 2: Convert to fraction form
    5,043.24/7,570.62 = 4,755.24/x
  3. Step 3: Cross multiply
    5,043.24x = 7,570.62 × 4,755.24
  4. Step 4: Simplify right side
    5,043.24x = 36,000,115.05
  5. Step 5: Solve for x
    x = 36,000,115.05/5,043.24
  6. Step 6: Final answer
    x = 7,138.29

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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.