Home / 2,004.24-2,765.84-1,120.13

Finding the Fourth Proportional to 2,004.24, 2,765.84 and 1,120.13

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Solution

The fourth proportional to 2,004.24, 2,765.84 and 1,120.13 is: 1,545.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004.24 : 2,765.84 = 1,120.13 : x
  2. Step 2: Convert to fraction form
    2,004.24/2,765.84 = 1,120.13/x
  3. Step 3: Cross multiply
    2,004.24x = 2,765.84 × 1,120.13
  4. Step 4: Simplify right side
    2,004.24x = 3,098,080.93
  5. Step 5: Solve for x
    x = 3,098,080.93/2,004.24
  6. Step 6: Final answer
    x = 1,545.76

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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.