Home / 7,254.20-10,881.30-6,646.70

Finding the Fourth Proportional to 7,254.20, 10,881.30 and 6,646.70

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Solution

The fourth proportional to 7,254.20, 10,881.30 and 6,646.70 is: 9,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.20 : 10,881.30 = 6,646.70 : x
  2. Step 2: Convert to fraction form
    7,254.20/10,881.30 = 6,646.70/x
  3. Step 3: Cross multiply
    7,254.20x = 10,881.30 × 6,646.70
  4. Step 4: Simplify right side
    7,254.20x = 72,324,736.71
  5. Step 5: Solve for x
    x = 72,324,736.71/7,254.20
  6. Step 6: Final answer
    x = 9,970.05

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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.