Home / 3,612.52-5,419.58-1,304.20

Finding the Fourth Proportional to 3,612.52, 5,419.58 and 1,304.20

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Solution

The fourth proportional to 3,612.52, 5,419.58 and 1,304.20 is: 1,956.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.52 : 5,419.58 = 1,304.20 : x
  2. Step 2: Convert to fraction form
    3,612.52/5,419.58 = 1,304.20/x
  3. Step 3: Cross multiply
    3,612.52x = 5,419.58 × 1,304.20
  4. Step 4: Simplify right side
    3,612.52x = 7,068,216.24
  5. Step 5: Solve for x
    x = 7,068,216.24/3,612.52
  6. Step 6: Final answer
    x = 1,956.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.