Home / 2,432.69-3,357.14-1,384.75

Finding the Fourth Proportional to 2,432.69, 3,357.14 and 1,384.75

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Solution

The fourth proportional to 2,432.69, 3,357.14 and 1,384.75 is: 1,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.69 : 3,357.14 = 1,384.75 : x
  2. Step 2: Convert to fraction form
    2,432.69/3,357.14 = 1,384.75/x
  3. Step 3: Cross multiply
    2,432.69x = 3,357.14 × 1,384.75
  4. Step 4: Simplify right side
    2,432.69x = 4,648,799.62
  5. Step 5: Solve for x
    x = 4,648,799.62/2,432.69
  6. Step 6: Final answer
    x = 1,910.97

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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.