Home / 2,654.66-3,659.22-2,440.28

Finding the Fourth Proportional to 2,654.66, 3,659.22 and 2,440.28

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Solution

The fourth proportional to 2,654.66, 3,659.22 and 2,440.28 is: 3,363.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.66 : 3,659.22 = 2,440.28 : x
  2. Step 2: Convert to fraction form
    2,654.66/3,659.22 = 2,440.28/x
  3. Step 3: Cross multiply
    2,654.66x = 3,659.22 × 2,440.28
  4. Step 4: Simplify right side
    2,654.66x = 8,929,503.09
  5. Step 5: Solve for x
    x = 8,929,503.09/2,654.66
  6. Step 6: Final answer
    x = 3,363.72

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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.