Home / 2,841.92-4,265.42-1,456.20

Finding the Fourth Proportional to 2,841.92, 4,265.42 and 1,456.20

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Solution

The fourth proportional to 2,841.92, 4,265.42 and 1,456.20 is: 2,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.92 : 4,265.42 = 1,456.20 : x
  2. Step 2: Convert to fraction form
    2,841.92/4,265.42 = 1,456.20/x
  3. Step 3: Cross multiply
    2,841.92x = 4,265.42 × 1,456.20
  4. Step 4: Simplify right side
    2,841.92x = 6,211,304.60
  5. Step 5: Solve for x
    x = 6,211,304.60/2,841.92
  6. Step 6: Final answer
    x = 2,185.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.