Home / 3,447.13-5,170.70-1,498.88

Finding the Fourth Proportional to 3,447.13, 5,170.70 and 1,498.88

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Solution

The fourth proportional to 3,447.13, 5,170.70 and 1,498.88 is: 2,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.13 : 5,170.70 = 1,498.88 : x
  2. Step 2: Convert to fraction form
    3,447.13/5,170.70 = 1,498.88/x
  3. Step 3: Cross multiply
    3,447.13x = 5,170.70 × 1,498.88
  4. Step 4: Simplify right side
    3,447.13x = 7,750,258.82
  5. Step 5: Solve for x
    x = 7,750,258.82/3,447.13
  6. Step 6: Final answer
    x = 2,248.32

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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.