Home / 2,539.40-3,798.56-2,383.88

Finding the Fourth Proportional to 2,539.40, 3,798.56 and 2,383.88

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Solution

The fourth proportional to 2,539.40, 3,798.56 and 2,383.88 is: 3,565.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.40 : 3,798.56 = 2,383.88 : x
  2. Step 2: Convert to fraction form
    2,539.40/3,798.56 = 2,383.88/x
  3. Step 3: Cross multiply
    2,539.40x = 3,798.56 × 2,383.88
  4. Step 4: Simplify right side
    2,539.40x = 9,055,311.21
  5. Step 5: Solve for x
    x = 9,055,311.21/2,539.40
  6. Step 6: Final answer
    x = 3,565.93

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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.