Home / 4,291.50-5,921.28-2,498.76

Finding the Fourth Proportional to 4,291.50, 5,921.28 and 2,498.76

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Solution

The fourth proportional to 4,291.50, 5,921.28 and 2,498.76 is: 3,447.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.50 : 5,921.28 = 2,498.76 : x
  2. Step 2: Convert to fraction form
    4,291.50/5,921.28 = 2,498.76/x
  3. Step 3: Cross multiply
    4,291.50x = 5,921.28 × 2,498.76
  4. Step 4: Simplify right side
    4,291.50x = 14,795,857.61
  5. Step 5: Solve for x
    x = 14,795,857.61/4,291.50
  6. Step 6: Final answer
    x = 3,447.71

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.