Home / 5,498.80-8,248.20-2,906.80

Finding the Fourth Proportional to 5,498.80, 8,248.20 and 2,906.80

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Solution

The fourth proportional to 5,498.80, 8,248.20 and 2,906.80 is: 4,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.80 : 8,248.20 = 2,906.80 : x
  2. Step 2: Convert to fraction form
    5,498.80/8,248.20 = 2,906.80/x
  3. Step 3: Cross multiply
    5,498.80x = 8,248.20 × 2,906.80
  4. Step 4: Simplify right side
    5,498.80x = 23,975,867.76
  5. Step 5: Solve for x
    x = 23,975,867.76/5,498.80
  6. Step 6: Final answer
    x = 4,360.20

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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.