Home / 2,943.06-4,408.20-1,479.66

Finding the Fourth Proportional to 2,943.06, 4,408.20 and 1,479.66

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Solution

The fourth proportional to 2,943.06, 4,408.20 and 1,479.66 is: 2,216.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.06 : 4,408.20 = 1,479.66 : x
  2. Step 2: Convert to fraction form
    2,943.06/4,408.20 = 1,479.66/x
  3. Step 3: Cross multiply
    2,943.06x = 4,408.20 × 1,479.66
  4. Step 4: Simplify right side
    2,943.06x = 6,522,637.21
  5. Step 5: Solve for x
    x = 6,522,637.21/2,943.06
  6. Step 6: Final answer
    x = 2,216.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.