Home / 4,099.76-5,659.55-2,528.76

Finding the Fourth Proportional to 4,099.76, 5,659.55 and 2,528.76

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Solution

The fourth proportional to 4,099.76, 5,659.55 and 2,528.76 is: 3,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.76 : 5,659.55 = 2,528.76 : x
  2. Step 2: Convert to fraction form
    4,099.76/5,659.55 = 2,528.76/x
  3. Step 3: Cross multiply
    4,099.76x = 5,659.55 × 2,528.76
  4. Step 4: Simplify right side
    4,099.76x = 14,311,643.66
  5. Step 5: Solve for x
    x = 14,311,643.66/4,099.76
  6. Step 6: Final answer
    x = 3,490.85

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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.