Home / 8,542.18-12,813.36-2,995.66

Finding the Fourth Proportional to 8,542.18, 12,813.36 and 2,995.66

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Solution

The fourth proportional to 8,542.18, 12,813.36 and 2,995.66 is: 4,493.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542.18 : 12,813.36 = 2,995.66 : x
  2. Step 2: Convert to fraction form
    8,542.18/12,813.36 = 2,995.66/x
  3. Step 3: Cross multiply
    8,542.18x = 12,813.36 × 2,995.66
  4. Step 4: Simplify right side
    8,542.18x = 38,384,426.75
  5. Step 5: Solve for x
    x = 38,384,426.75/8,542.18
  6. Step 6: Final answer
    x = 4,493.52

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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.