Home / 4,297.12-6,445.68-2,654.24

Finding the Fourth Proportional to 4,297.12, 6,445.68 and 2,654.24

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Solution

The fourth proportional to 4,297.12, 6,445.68 and 2,654.24 is: 3,981.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.12 : 6,445.68 = 2,654.24 : x
  2. Step 2: Convert to fraction form
    4,297.12/6,445.68 = 2,654.24/x
  3. Step 3: Cross multiply
    4,297.12x = 6,445.68 × 2,654.24
  4. Step 4: Simplify right side
    4,297.12x = 17,108,339.50
  5. Step 5: Solve for x
    x = 17,108,339.50/4,297.12
  6. Step 6: Final answer
    x = 3,981.35

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Similar ratio
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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.