Home / 2,654.87-3,982.35-1,484.20

Finding the Fourth Proportional to 2,654.87, 3,982.35 and 1,484.20

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Solution

The fourth proportional to 2,654.87, 3,982.35 and 1,484.20 is: 2,226.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.87 : 3,982.35 = 1,484.20 : x
  2. Step 2: Convert to fraction form
    2,654.87/3,982.35 = 1,484.20/x
  3. Step 3: Cross multiply
    2,654.87x = 3,982.35 × 1,484.20
  4. Step 4: Simplify right side
    2,654.87x = 5,910,603.87
  5. Step 5: Solve for x
    x = 5,910,603.87/2,654.87
  6. Step 6: Final answer
    x = 2,226.33

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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.