Home / 2,432.18-3,356.24-1,384.22

Finding the Fourth Proportional to 2,432.18, 3,356.24 and 1,384.22

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Solution

The fourth proportional to 2,432.18, 3,356.24 and 1,384.22 is: 1,910.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.18 : 3,356.24 = 1,384.22 : x
  2. Step 2: Convert to fraction form
    2,432.18/3,356.24 = 1,384.22/x
  3. Step 3: Cross multiply
    2,432.18x = 3,356.24 × 1,384.22
  4. Step 4: Simplify right side
    2,432.18x = 4,645,774.53
  5. Step 5: Solve for x
    x = 4,645,774.53/2,432.18
  6. Step 6: Final answer
    x = 1,910.13

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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.