Home / 4,023.68-5,551.02-2,451.20

Finding the Fourth Proportional to 4,023.68, 5,551.02 and 2,451.20

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Solution

The fourth proportional to 4,023.68, 5,551.02 and 2,451.20 is: 3,381.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.68 : 5,551.02 = 2,451.20 : x
  2. Step 2: Convert to fraction form
    4,023.68/5,551.02 = 2,451.20/x
  3. Step 3: Cross multiply
    4,023.68x = 5,551.02 × 2,451.20
  4. Step 4: Simplify right side
    4,023.68x = 13,606,660.22
  5. Step 5: Solve for x
    x = 13,606,660.22/4,023.68
  6. Step 6: Final answer
    x = 3,381.65

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Half 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.