Home / 2,432.10-3,356.31-1,384.14

Finding the Fourth Proportional to 2,432.10, 3,356.31 and 1,384.14

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Solution

The fourth proportional to 2,432.10, 3,356.31 and 1,384.14 is: 1,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.10 : 3,356.31 = 1,384.14 : x
  2. Step 2: Convert to fraction form
    2,432.10/3,356.31 = 1,384.14/x
  3. Step 3: Cross multiply
    2,432.10x = 3,356.31 × 1,384.14
  4. Step 4: Simplify right side
    2,432.10x = 4,645,602.92
  5. Step 5: Solve for x
    x = 4,645,602.92/2,432.10
  6. Step 6: Final answer
    x = 1,910.12

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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.