Home / 4,708.20-7,052.70-3,778.71

Finding the Fourth Proportional to 4,708.20, 7,052.70 and 3,778.71

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Solution

The fourth proportional to 4,708.20, 7,052.70 and 3,778.71 is: 5,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.20 : 7,052.70 = 3,778.71 : x
  2. Step 2: Convert to fraction form
    4,708.20/7,052.70 = 3,778.71/x
  3. Step 3: Cross multiply
    4,708.20x = 7,052.70 × 3,778.71
  4. Step 4: Simplify right side
    4,708.20x = 26,650,108.02
  5. Step 5: Solve for x
    x = 26,650,108.02/4,708.20
  6. Step 6: Final answer
    x = 5,660.36

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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.