Home / 3,345.12-4,610.03-2,744.11

Finding the Fourth Proportional to 3,345.12, 4,610.03 and 2,744.11

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Solution

The fourth proportional to 3,345.12, 4,610.03 and 2,744.11 is: 3,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.12 : 4,610.03 = 2,744.11 : x
  2. Step 2: Convert to fraction form
    3,345.12/4,610.03 = 2,744.11/x
  3. Step 3: Cross multiply
    3,345.12x = 4,610.03 × 2,744.11
  4. Step 4: Simplify right side
    3,345.12x = 12,650,429.42
  5. Step 5: Solve for x
    x = 12,650,429.42/3,345.12
  6. Step 6: Final answer
    x = 3,781.76

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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.