Home / 2,432.90-3,359.02-1,872.38

Finding the Fourth Proportional to 2,432.90, 3,359.02 and 1,872.38

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Solution

The fourth proportional to 2,432.90, 3,359.02 and 1,872.38 is: 2,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.90 : 3,359.02 = 1,872.38 : x
  2. Step 2: Convert to fraction form
    2,432.90/3,359.02 = 1,872.38/x
  3. Step 3: Cross multiply
    2,432.90x = 3,359.02 × 1,872.38
  4. Step 4: Simplify right side
    2,432.90x = 6,289,369.09
  5. Step 5: Solve for x
    x = 6,289,369.09/2,432.90
  6. Step 6: Final answer
    x = 2,585.13

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1.5x scale

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.