Home / 3,040.65-4,194.02-1,862.31

Finding the Fourth Proportional to 3,040.65, 4,194.02 and 1,862.31

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Solution

The fourth proportional to 3,040.65, 4,194.02 and 1,862.31 is: 2,568.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.65 : 4,194.02 = 1,862.31 : x
  2. Step 2: Convert to fraction form
    3,040.65/4,194.02 = 1,862.31/x
  3. Step 3: Cross multiply
    3,040.65x = 4,194.02 × 1,862.31
  4. Step 4: Simplify right side
    3,040.65x = 7,810,565.39
  5. Step 5: Solve for x
    x = 7,810,565.39/3,040.65
  6. Step 6: Final answer
    x = 2,568.72

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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.