Home / 3,450.45-4,761.29-1,937.66

Finding the Fourth Proportional to 3,450.45, 4,761.29 and 1,937.66

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Solution

The fourth proportional to 3,450.45, 4,761.29 and 1,937.66 is: 2,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.45 : 4,761.29 = 1,937.66 : x
  2. Step 2: Convert to fraction form
    3,450.45/4,761.29 = 1,937.66/x
  3. Step 3: Cross multiply
    3,450.45x = 4,761.29 × 1,937.66
  4. Step 4: Simplify right side
    3,450.45x = 9,225,763.40
  5. Step 5: Solve for x
    x = 9,225,763.40/3,450.45
  6. Step 6: Final answer
    x = 2,673.79

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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.