Home / 5,461.68-8,229.36-4,509.12

Finding the Fourth Proportional to 5,461.68, 8,229.36 and 4,509.12

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Solution

The fourth proportional to 5,461.68, 8,229.36 and 4,509.12 is: 6,794.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.68 : 8,229.36 = 4,509.12 : x
  2. Step 2: Convert to fraction form
    5,461.68/8,229.36 = 4,509.12/x
  3. Step 3: Cross multiply
    5,461.68x = 8,229.36 × 4,509.12
  4. Step 4: Simplify right side
    5,461.68x = 37,107,171.76
  5. Step 5: Solve for x
    x = 37,107,171.76/5,461.68
  6. Step 6: Final answer
    x = 6,794.09

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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 (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.