Home / 2,240.83-3,092.40-1,246.15

Finding the Fourth Proportional to 2,240.83, 3,092.40 and 1,246.15

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Solution

The fourth proportional to 2,240.83, 3,092.40 and 1,246.15 is: 1,719.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.83 : 3,092.40 = 1,246.15 : x
  2. Step 2: Convert to fraction form
    2,240.83/3,092.40 = 1,246.15/x
  3. Step 3: Cross multiply
    2,240.83x = 3,092.40 × 1,246.15
  4. Step 4: Simplify right side
    2,240.83x = 3,853,594.26
  5. Step 5: Solve for x
    x = 3,853,594.26/2,240.83
  6. Step 6: Final answer
    x = 1,719.72

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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.