Home / 5,059.40-6,982.80-3,862.41

Finding the Fourth Proportional to 5,059.40, 6,982.80 and 3,862.41

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Solution

The fourth proportional to 5,059.40, 6,982.80 and 3,862.41 is: 5,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.40 : 6,982.80 = 3,862.41 : x
  2. Step 2: Convert to fraction form
    5,059.40/6,982.80 = 3,862.41/x
  3. Step 3: Cross multiply
    5,059.40x = 6,982.80 × 3,862.41
  4. Step 4: Simplify right side
    5,059.40x = 26,970,436.55
  5. Step 5: Solve for x
    x = 26,970,436.55/5,059.40
  6. Step 6: Final answer
    x = 5,330.76

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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.