Home / 4,922.55-6,793.13-3,155.18

Finding the Fourth Proportional to 4,922.55, 6,793.13 and 3,155.18

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Solution

The fourth proportional to 4,922.55, 6,793.13 and 3,155.18 is: 4,354.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.55 : 6,793.13 = 3,155.18 : x
  2. Step 2: Convert to fraction form
    4,922.55/6,793.13 = 3,155.18/x
  3. Step 3: Cross multiply
    4,922.55x = 6,793.13 × 3,155.18
  4. Step 4: Simplify right side
    4,922.55x = 21,433,521.84
  5. Step 5: Solve for x
    x = 21,433,521.84/4,922.55
  6. Step 6: Final answer
    x = 4,354.15

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1.5x scale

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.