Home / 5,092.70-7,024.04-4,385.78

Finding the Fourth Proportional to 5,092.70, 7,024.04 and 4,385.78

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Solution

The fourth proportional to 5,092.70, 7,024.04 and 4,385.78 is: 6,049.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.70 : 7,024.04 = 4,385.78 : x
  2. Step 2: Convert to fraction form
    5,092.70/7,024.04 = 4,385.78/x
  3. Step 3: Cross multiply
    5,092.70x = 7,024.04 × 4,385.78
  4. Step 4: Simplify right side
    5,092.70x = 30,805,894.15
  5. Step 5: Solve for x
    x = 30,805,894.15/5,092.70
  6. Step 6: Final answer
    x = 6,049.03

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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.