Home / 4,132.96-5,705.40-2,718.70

Finding the Fourth Proportional to 4,132.96, 5,705.40 and 2,718.70

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Solution

The fourth proportional to 4,132.96, 5,705.40 and 2,718.70 is: 3,753.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.96 : 5,705.40 = 2,718.70 : x
  2. Step 2: Convert to fraction form
    4,132.96/5,705.40 = 2,718.70/x
  3. Step 3: Cross multiply
    4,132.96x = 5,705.40 × 2,718.70
  4. Step 4: Simplify right side
    4,132.96x = 15,511,270.98
  5. Step 5: Solve for x
    x = 15,511,270.98/4,132.96
  6. Step 6: Final answer
    x = 3,753.07

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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.