Home / 4,911.40-7,367.10-4,373.80

Finding the Fourth Proportional to 4,911.40, 7,367.10 and 4,373.80

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Solution

The fourth proportional to 4,911.40, 7,367.10 and 4,373.80 is: 6,560.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.40 : 7,367.10 = 4,373.80 : x
  2. Step 2: Convert to fraction form
    4,911.40/7,367.10 = 4,373.80/x
  3. Step 3: Cross multiply
    4,911.40x = 7,367.10 × 4,373.80
  4. Step 4: Simplify right side
    4,911.40x = 32,222,221.98
  5. Step 5: Solve for x
    x = 32,222,221.98/4,911.40
  6. Step 6: Final answer
    x = 6,560.70

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Double scale
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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.