Home / 2,540.04-3,807.30-1,659.76

Finding the Fourth Proportional to 2,540.04, 3,807.30 and 1,659.76

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Solution

The fourth proportional to 2,540.04, 3,807.30 and 1,659.76 is: 2,487.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.04 : 3,807.30 = 1,659.76 : x
  2. Step 2: Convert to fraction form
    2,540.04/3,807.30 = 1,659.76/x
  3. Step 3: Cross multiply
    2,540.04x = 3,807.30 × 1,659.76
  4. Step 4: Simplify right side
    2,540.04x = 6,319,204.25
  5. Step 5: Solve for x
    x = 6,319,204.25/2,540.04
  6. Step 6: Final answer
    x = 2,487.84

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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.