Home / 3,950.51-5,451.81-2,377.69

Finding the Fourth Proportional to 3,950.51, 5,451.81 and 2,377.69

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Solution

The fourth proportional to 3,950.51, 5,451.81 and 2,377.69 is: 3,281.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.51 : 5,451.81 = 2,377.69 : x
  2. Step 2: Convert to fraction form
    3,950.51/5,451.81 = 2,377.69/x
  3. Step 3: Cross multiply
    3,950.51x = 5,451.81 × 2,377.69
  4. Step 4: Simplify right side
    3,950.51x = 12,962,691.57
  5. Step 5: Solve for x
    x = 12,962,691.57/3,950.51
  6. Step 6: Final answer
    x = 3,281.27

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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.