Home / 6,246.52-8,620.40-3,452.20

Finding the Fourth Proportional to 6,246.52, 8,620.40 and 3,452.20

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Solution

The fourth proportional to 6,246.52, 8,620.40 and 3,452.20 is: 4,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.52 : 8,620.40 = 3,452.20 : x
  2. Step 2: Convert to fraction form
    6,246.52/8,620.40 = 3,452.20/x
  3. Step 3: Cross multiply
    6,246.52x = 8,620.40 × 3,452.20
  4. Step 4: Simplify right side
    6,246.52x = 29,759,344.88
  5. Step 5: Solve for x
    x = 29,759,344.88/6,246.52
  6. Step 6: Final answer
    x = 4,764.15

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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.