Home / 3,393.14-5,062.73-2,977.61

Finding the Fourth Proportional to 3,393.14, 5,062.73 and 2,977.61

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Solution

The fourth proportional to 3,393.14, 5,062.73 and 2,977.61 is: 4,442.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.14 : 5,062.73 = 2,977.61 : x
  2. Step 2: Convert to fraction form
    3,393.14/5,062.73 = 2,977.61/x
  3. Step 3: Cross multiply
    3,393.14x = 5,062.73 × 2,977.61
  4. Step 4: Simplify right side
    3,393.14x = 15,074,795.27
  5. Step 5: Solve for x
    x = 15,074,795.27/3,393.14
  6. Step 6: Final answer
    x = 4,442.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.