Home / 2,040.92-2,816.52-1,254.52

Finding the Fourth Proportional to 2,040.92, 2,816.52 and 1,254.52

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Solution

The fourth proportional to 2,040.92, 2,816.52 and 1,254.52 is: 1,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.92 : 2,816.52 = 1,254.52 : x
  2. Step 2: Convert to fraction form
    2,040.92/2,816.52 = 1,254.52/x
  3. Step 3: Cross multiply
    2,040.92x = 2,816.52 × 1,254.52
  4. Step 4: Simplify right side
    2,040.92x = 3,533,380.67
  5. Step 5: Solve for x
    x = 3,533,380.67/2,040.92
  6. Step 6: Final answer
    x = 1,731.27

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Double 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.