Home / 4,944.12-7,416.18-1,983.92

Finding the Fourth Proportional to 4,944.12, 7,416.18 and 1,983.92

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Solution

The fourth proportional to 4,944.12, 7,416.18 and 1,983.92 is: 2,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,944.12 : 7,416.18 = 1,983.92 : x
  2. Step 2: Convert to fraction form
    4,944.12/7,416.18 = 1,983.92/x
  3. Step 3: Cross multiply
    4,944.12x = 7,416.18 × 1,983.92
  4. Step 4: Simplify right side
    4,944.12x = 14,713,070.74
  5. Step 5: Solve for x
    x = 14,713,070.74/4,944.12
  6. Step 6: Final answer
    x = 2,975.87

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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.