Home / 6,609.30-9,118.98-4,252.80

Finding the Fourth Proportional to 6,609.30, 9,118.98 and 4,252.80

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Solution

The fourth proportional to 6,609.30, 9,118.98 and 4,252.80 is: 5,867.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.30 : 9,118.98 = 4,252.80 : x
  2. Step 2: Convert to fraction form
    6,609.30/9,118.98 = 4,252.80/x
  3. Step 3: Cross multiply
    6,609.30x = 9,118.98 × 4,252.80
  4. Step 4: Simplify right side
    6,609.30x = 38,781,232.34
  5. Step 5: Solve for x
    x = 38,781,232.34/6,609.30
  6. Step 6: Final answer
    x = 5,867.68

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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.