Home / 4,248.40-6,358.20-3,902.80

Finding the Fourth Proportional to 4,248.40, 6,358.20 and 3,902.80

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Solution

The fourth proportional to 4,248.40, 6,358.20 and 3,902.80 is: 5,840.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.40 : 6,358.20 = 3,902.80 : x
  2. Step 2: Convert to fraction form
    4,248.40/6,358.20 = 3,902.80/x
  3. Step 3: Cross multiply
    4,248.40x = 6,358.20 × 3,902.80
  4. Step 4: Simplify right side
    4,248.40x = 24,814,782.96
  5. Step 5: Solve for x
    x = 24,814,782.96/4,248.40
  6. Step 6: Final answer
    x = 5,840.97

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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.