Home / 2,432.38-3,356.49-1,384.44

Finding the Fourth Proportional to 2,432.38, 3,356.49 and 1,384.44

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Solution

The fourth proportional to 2,432.38, 3,356.49 and 1,384.44 is: 1,910.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.38 : 3,356.49 = 1,384.44 : x
  2. Step 2: Convert to fraction form
    2,432.38/3,356.49 = 1,384.44/x
  3. Step 3: Cross multiply
    2,432.38x = 3,356.49 × 1,384.44
  4. Step 4: Simplify right side
    2,432.38x = 4,646,852.09
  5. Step 5: Solve for x
    x = 4,646,852.09/2,432.38
  6. Step 6: Final answer
    x = 1,910.41

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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.