Home / 7,627.92-11,443.05-3,244.20

Finding the Fourth Proportional to 7,627.92, 11,443.05 and 3,244.20

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Solution

The fourth proportional to 7,627.92, 11,443.05 and 3,244.20 is: 4,866.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.92 : 11,443.05 = 3,244.20 : x
  2. Step 2: Convert to fraction form
    7,627.92/11,443.05 = 3,244.20/x
  3. Step 3: Cross multiply
    7,627.92x = 11,443.05 × 3,244.20
  4. Step 4: Simplify right side
    7,627.92x = 37,123,542.81
  5. Step 5: Solve for x
    x = 37,123,542.81/7,627.92
  6. Step 6: Final answer
    x = 4,866.80

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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.