Home / 2,359.40-3,248.50-1,959.48

Finding the Fourth Proportional to 2,359.40, 3,248.50 and 1,959.48

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Solution

The fourth proportional to 2,359.40, 3,248.50 and 1,959.48 is: 2,697.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.40 : 3,248.50 = 1,959.48 : x
  2. Step 2: Convert to fraction form
    2,359.40/3,248.50 = 1,959.48/x
  3. Step 3: Cross multiply
    2,359.40x = 3,248.50 × 1,959.48
  4. Step 4: Simplify right side
    2,359.40x = 6,365,370.78
  5. Step 5: Solve for x
    x = 6,365,370.78/2,359.40
  6. Step 6: Final answer
    x = 2,697.88

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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.