Home / 4,003.20-6,001.92-2,053.80

Finding the Fourth Proportional to 4,003.20, 6,001.92 and 2,053.80

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Solution

The fourth proportional to 4,003.20, 6,001.92 and 2,053.80 is: 3,079.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.20 : 6,001.92 = 2,053.80 : x
  2. Step 2: Convert to fraction form
    4,003.20/6,001.92 = 2,053.80/x
  3. Step 3: Cross multiply
    4,003.20x = 6,001.92 × 2,053.80
  4. Step 4: Simplify right side
    4,003.20x = 12,326,743.30
  5. Step 5: Solve for x
    x = 12,326,743.30/4,003.20
  6. Step 6: Final answer
    x = 3,079.22

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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.