Home / 7,510.30-11,265.44-1,963.62

Finding the Fourth Proportional to 7,510.30, 11,265.44 and 1,963.62

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Solution

The fourth proportional to 7,510.30, 11,265.44 and 1,963.62 is: 2,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.30 : 11,265.44 = 1,963.62 : x
  2. Step 2: Convert to fraction form
    7,510.30/11,265.44 = 1,963.62/x
  3. Step 3: Cross multiply
    7,510.30x = 11,265.44 × 1,963.62
  4. Step 4: Simplify right side
    7,510.30x = 22,121,043.29
  5. Step 5: Solve for x
    x = 22,121,043.29/7,510.30
  6. Step 6: Final answer
    x = 2,945.43

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Half scale
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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.