Home / 4,219.11-5,821.20-2,426.49

Finding the Fourth Proportional to 4,219.11, 5,821.20 and 2,426.49

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Solution

The fourth proportional to 4,219.11, 5,821.20 and 2,426.49 is: 3,347.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.11 : 5,821.20 = 2,426.49 : x
  2. Step 2: Convert to fraction form
    4,219.11/5,821.20 = 2,426.49/x
  3. Step 3: Cross multiply
    4,219.11x = 5,821.20 × 2,426.49
  4. Step 4: Simplify right side
    4,219.11x = 14,125,073.28
  5. Step 5: Solve for x
    x = 14,125,073.28/4,219.11
  6. Step 6: Final answer
    x = 3,347.88

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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.