Home / 3,853.76-5,772.60-3,577.04

Finding the Fourth Proportional to 3,853.76, 5,772.60 and 3,577.04

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Solution

The fourth proportional to 3,853.76, 5,772.60 and 3,577.04 is: 5,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853.76 : 5,772.60 = 3,577.04 : x
  2. Step 2: Convert to fraction form
    3,853.76/5,772.60 = 3,577.04/x
  3. Step 3: Cross multiply
    3,853.76x = 5,772.60 × 3,577.04
  4. Step 4: Simplify right side
    3,853.76x = 20,648,821.10
  5. Step 5: Solve for x
    x = 20,648,821.10/3,853.76
  6. Step 6: Final answer
    x = 5,358.10

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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.