Home / 2,539.82-3,503.85-1,531.94

Finding the Fourth Proportional to 2,539.82, 3,503.85 and 1,531.94

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Solution

The fourth proportional to 2,539.82, 3,503.85 and 1,531.94 is: 2,113.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.82 : 3,503.85 = 1,531.94 : x
  2. Step 2: Convert to fraction form
    2,539.82/3,503.85 = 1,531.94/x
  3. Step 3: Cross multiply
    2,539.82x = 3,503.85 × 1,531.94
  4. Step 4: Simplify right side
    2,539.82x = 5,367,687.97
  5. Step 5: Solve for x
    x = 5,367,687.97/2,539.82
  6. Step 6: Final answer
    x = 2,113.41

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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.