Home / 3,843.12-5,760.76-1,501.68

Finding the Fourth Proportional to 3,843.12, 5,760.76 and 1,501.68

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Solution

The fourth proportional to 3,843.12, 5,760.76 and 1,501.68 is: 2,250.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843.12 : 5,760.76 = 1,501.68 : x
  2. Step 2: Convert to fraction form
    3,843.12/5,760.76 = 1,501.68/x
  3. Step 3: Cross multiply
    3,843.12x = 5,760.76 × 1,501.68
  4. Step 4: Simplify right side
    3,843.12x = 8,650,818.08
  5. Step 5: Solve for x
    x = 8,650,818.08/3,843.12
  6. Step 6: Final answer
    x = 2,250.99

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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.