Home / 7,644.30-11,466.45-7,352.70

Finding the Fourth Proportional to 7,644.30, 11,466.45 and 7,352.70

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Solution

The fourth proportional to 7,644.30, 11,466.45 and 7,352.70 is: 11,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.30 : 11,466.45 = 7,352.70 : x
  2. Step 2: Convert to fraction form
    7,644.30/11,466.45 = 7,352.70/x
  3. Step 3: Cross multiply
    7,644.30x = 11,466.45 × 7,352.70
  4. Step 4: Simplify right side
    7,644.30x = 84,309,366.92
  5. Step 5: Solve for x
    x = 84,309,366.92/7,644.30
  6. Step 6: Final answer
    x = 11,029.05

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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.