Home / 4,753.70-6,561.90-4,255.43

Finding the Fourth Proportional to 4,753.70, 6,561.90 and 4,255.43

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Solution

The fourth proportional to 4,753.70, 6,561.90 and 4,255.43 is: 5,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753.70 : 6,561.90 = 4,255.43 : x
  2. Step 2: Convert to fraction form
    4,753.70/6,561.90 = 4,255.43/x
  3. Step 3: Cross multiply
    4,753.70x = 6,561.90 × 4,255.43
  4. Step 4: Simplify right side
    4,753.70x = 27,923,722.52
  5. Step 5: Solve for x
    x = 27,923,722.52/4,753.70
  6. Step 6: Final answer
    x = 5,874.11

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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.