Home / 2,639.66-3,959.56-2,024.48

Finding the Fourth Proportional to 2,639.66, 3,959.56 and 2,024.48

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Solution

The fourth proportional to 2,639.66, 3,959.56 and 2,024.48 is: 3,036.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639.66 : 3,959.56 = 2,024.48 : x
  2. Step 2: Convert to fraction form
    2,639.66/3,959.56 = 2,024.48/x
  3. Step 3: Cross multiply
    2,639.66x = 3,959.56 × 2,024.48
  4. Step 4: Simplify right side
    2,639.66x = 8,016,050.03
  5. Step 5: Solve for x
    x = 8,016,050.03/2,639.66
  6. Step 6: Final answer
    x = 3,036.77

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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.