Home / 1,546.62-2,132.91-1,434.84

Finding the Fourth Proportional to 1,546.62, 2,132.91 and 1,434.84

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Solution

The fourth proportional to 1,546.62, 2,132.91 and 1,434.84 is: 1,978.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.62 : 2,132.91 = 1,434.84 : x
  2. Step 2: Convert to fraction form
    1,546.62/2,132.91 = 1,434.84/x
  3. Step 3: Cross multiply
    1,546.62x = 2,132.91 × 1,434.84
  4. Step 4: Simplify right side
    1,546.62x = 3,060,384.58
  5. Step 5: Solve for x
    x = 3,060,384.58/1,546.62
  6. Step 6: Final answer
    x = 1,978.76

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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.