Home / 4,705.12-6,493.76-2,842.24

Finding the Fourth Proportional to 4,705.12, 6,493.76 and 2,842.24

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Solution

The fourth proportional to 4,705.12, 6,493.76 and 2,842.24 is: 3,922.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.12 : 6,493.76 = 2,842.24 : x
  2. Step 2: Convert to fraction form
    4,705.12/6,493.76 = 2,842.24/x
  3. Step 3: Cross multiply
    4,705.12x = 6,493.76 × 2,842.24
  4. Step 4: Simplify right side
    4,705.12x = 18,456,824.42
  5. Step 5: Solve for x
    x = 18,456,824.42/4,705.12
  6. Step 6: Final answer
    x = 3,922.71

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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.