Home / 4,956.20-7,434.30-4,761.80

Finding the Fourth Proportional to 4,956.20, 7,434.30 and 4,761.80

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Solution

The fourth proportional to 4,956.20, 7,434.30 and 4,761.80 is: 7,142.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.20 : 7,434.30 = 4,761.80 : x
  2. Step 2: Convert to fraction form
    4,956.20/7,434.30 = 4,761.80/x
  3. Step 3: Cross multiply
    4,956.20x = 7,434.30 × 4,761.80
  4. Step 4: Simplify right side
    4,956.20x = 35,400,649.74
  5. Step 5: Solve for x
    x = 35,400,649.74/4,956.20
  6. Step 6: Final answer
    x = 7,142.70

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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.