Home / 2,240.98-3,092.75-1,246.46

Finding the Fourth Proportional to 2,240.98, 3,092.75 and 1,246.46

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Solution

The fourth proportional to 2,240.98, 3,092.75 and 1,246.46 is: 1,720.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.98 : 3,092.75 = 1,246.46 : x
  2. Step 2: Convert to fraction form
    2,240.98/3,092.75 = 1,246.46/x
  3. Step 3: Cross multiply
    2,240.98x = 3,092.75 × 1,246.46
  4. Step 4: Simplify right side
    2,240.98x = 3,854,989.17
  5. Step 5: Solve for x
    x = 3,854,989.17/2,240.98
  6. Step 6: Final answer
    x = 1,720.22

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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.