Home / 3,114.13-4,672.68-1,943.82

Finding the Fourth Proportional to 3,114.13, 4,672.68 and 1,943.82

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Solution

The fourth proportional to 3,114.13, 4,672.68 and 1,943.82 is: 2,916.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.13 : 4,672.68 = 1,943.82 : x
  2. Step 2: Convert to fraction form
    3,114.13/4,672.68 = 1,943.82/x
  3. Step 3: Cross multiply
    3,114.13x = 4,672.68 × 1,943.82
  4. Step 4: Simplify right side
    3,114.13x = 9,082,848.84
  5. Step 5: Solve for x
    x = 9,082,848.84/3,114.13
  6. Step 6: Final answer
    x = 2,916.66

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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.