Home / 2,432.58-3,356.97-1,384.62

Finding the Fourth Proportional to 2,432.58, 3,356.97 and 1,384.62

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Solution

The fourth proportional to 2,432.58, 3,356.97 and 1,384.62 is: 1,910.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.58 : 3,356.97 = 1,384.62 : x
  2. Step 2: Convert to fraction form
    2,432.58/3,356.97 = 1,384.62/x
  3. Step 3: Cross multiply
    2,432.58x = 3,356.97 × 1,384.62
  4. Step 4: Simplify right side
    2,432.58x = 4,648,127.80
  5. Step 5: Solve for x
    x = 4,648,127.80/2,432.58
  6. Step 6: Final answer
    x = 1,910.78

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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.