Home / 5,511.24-8,265.24-1,615.14

Finding the Fourth Proportional to 5,511.24, 8,265.24 and 1,615.14

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Solution

The fourth proportional to 5,511.24, 8,265.24 and 1,615.14 is: 2,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.24 : 8,265.24 = 1,615.14 : x
  2. Step 2: Convert to fraction form
    5,511.24/8,265.24 = 1,615.14/x
  3. Step 3: Cross multiply
    5,511.24x = 8,265.24 × 1,615.14
  4. Step 4: Simplify right side
    5,511.24x = 13,349,519.73
  5. Step 5: Solve for x
    x = 13,349,519.73/5,511.24
  6. Step 6: Final answer
    x = 2,422.24

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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.