Home / 3,992.04-5,508.90-2,313.48

Finding the Fourth Proportional to 3,992.04, 5,508.90 and 2,313.48

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Solution

The fourth proportional to 3,992.04, 5,508.90 and 2,313.48 is: 3,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.04 : 5,508.90 = 2,313.48 : x
  2. Step 2: Convert to fraction form
    3,992.04/5,508.90 = 2,313.48/x
  3. Step 3: Cross multiply
    3,992.04x = 5,508.90 × 2,313.48
  4. Step 4: Simplify right side
    3,992.04x = 12,744,729.97
  5. Step 5: Solve for x
    x = 12,744,729.97/3,992.04
  6. Step 6: Final answer
    x = 3,192.54

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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.