Home / 4,367.40-6,551.10-4,309.80

Finding the Fourth Proportional to 4,367.40, 6,551.10 and 4,309.80

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Solution

The fourth proportional to 4,367.40, 6,551.10 and 4,309.80 is: 6,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,367.40 : 6,551.10 = 4,309.80 : x
  2. Step 2: Convert to fraction form
    4,367.40/6,551.10 = 4,309.80/x
  3. Step 3: Cross multiply
    4,367.40x = 6,551.10 × 4,309.80
  4. Step 4: Simplify right side
    4,367.40x = 28,233,930.78
  5. Step 5: Solve for x
    x = 28,233,930.78/4,367.40
  6. Step 6: Final answer
    x = 6,464.70

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Similar ratio
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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.