Home / 2,240.67-3,092.07-1,356.33

Finding the Fourth Proportional to 2,240.67, 3,092.07 and 1,356.33

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Solution

The fourth proportional to 2,240.67, 3,092.07 and 1,356.33 is: 1,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.67 : 3,092.07 = 1,356.33 : x
  2. Step 2: Convert to fraction form
    2,240.67/3,092.07 = 1,356.33/x
  3. Step 3: Cross multiply
    2,240.67x = 3,092.07 × 1,356.33
  4. Step 4: Simplify right side
    2,240.67x = 4,193,867.30
  5. Step 5: Solve for x
    x = 4,193,867.30/2,240.67
  6. Step 6: Final answer
    x = 1,871.70

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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.