Home / 2,439.23-3,363.28-2,307.85

Finding the Fourth Proportional to 2,439.23, 3,363.28 and 2,307.85

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Solution

The fourth proportional to 2,439.23, 3,363.28 and 2,307.85 is: 3,182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.23 : 3,363.28 = 2,307.85 : x
  2. Step 2: Convert to fraction form
    2,439.23/3,363.28 = 2,307.85/x
  3. Step 3: Cross multiply
    2,439.23x = 3,363.28 × 2,307.85
  4. Step 4: Simplify right side
    2,439.23x = 7,761,950.49
  5. Step 5: Solve for x
    x = 7,761,950.49/2,439.23
  6. Step 6: Final answer
    x = 3,182.14

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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.