Home / 3,305.67-4,562.84-2,126.74

Finding the Fourth Proportional to 3,305.67, 4,562.84 and 2,126.74

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Solution

The fourth proportional to 3,305.67, 4,562.84 and 2,126.74 is: 2,935.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.67 : 4,562.84 = 2,126.74 : x
  2. Step 2: Convert to fraction form
    3,305.67/4,562.84 = 2,126.74/x
  3. Step 3: Cross multiply
    3,305.67x = 4,562.84 × 2,126.74
  4. Step 4: Simplify right side
    3,305.67x = 9,703,974.34
  5. Step 5: Solve for x
    x = 9,703,974.34/3,305.67
  6. Step 6: Final answer
    x = 2,935.55

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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.