Home / 3,401.42-4,692.75-2,223.17

Finding the Fourth Proportional to 3,401.42, 4,692.75 and 2,223.17

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Solution

The fourth proportional to 3,401.42, 4,692.75 and 2,223.17 is: 3,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401.42 : 4,692.75 = 2,223.17 : x
  2. Step 2: Convert to fraction form
    3,401.42/4,692.75 = 2,223.17/x
  3. Step 3: Cross multiply
    3,401.42x = 4,692.75 × 2,223.17
  4. Step 4: Simplify right side
    3,401.42x = 10,432,769.29
  5. Step 5: Solve for x
    x = 10,432,769.29/3,401.42
  6. Step 6: Final answer
    x = 3,067.18

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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.