Home / 4,540.80-6,818.40-3,446.40

Finding the Fourth Proportional to 4,540.80, 6,818.40 and 3,446.40

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Solution

The fourth proportional to 4,540.80, 6,818.40 and 3,446.40 is: 5,175.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.80 : 6,818.40 = 3,446.40 : x
  2. Step 2: Convert to fraction form
    4,540.80/6,818.40 = 3,446.40/x
  3. Step 3: Cross multiply
    4,540.80x = 6,818.40 × 3,446.40
  4. Step 4: Simplify right side
    4,540.80x = 23,498,933.76
  5. Step 5: Solve for x
    x = 23,498,933.76/4,540.80
  6. Step 6: Final answer
    x = 5,175.06

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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.