Home / 2,943.17-4,410.64-2,211.89

Finding the Fourth Proportional to 2,943.17, 4,410.64 and 2,211.89

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Solution

The fourth proportional to 2,943.17, 4,410.64 and 2,211.89 is: 3,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.17 : 4,410.64 = 2,211.89 : x
  2. Step 2: Convert to fraction form
    2,943.17/4,410.64 = 2,211.89/x
  3. Step 3: Cross multiply
    2,943.17x = 4,410.64 × 2,211.89
  4. Step 4: Simplify right side
    2,943.17x = 9,755,828.46
  5. Step 5: Solve for x
    x = 9,755,828.46/2,943.17
  6. Step 6: Final answer
    x = 3,314.74

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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.