Home / 4,069.17-5,616.78-2,390.53

Finding the Fourth Proportional to 4,069.17, 5,616.78 and 2,390.53

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Solution

The fourth proportional to 4,069.17, 5,616.78 and 2,390.53 is: 3,299.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.17 : 5,616.78 = 2,390.53 : x
  2. Step 2: Convert to fraction form
    4,069.17/5,616.78 = 2,390.53/x
  3. Step 3: Cross multiply
    4,069.17x = 5,616.78 × 2,390.53
  4. Step 4: Simplify right side
    4,069.17x = 13,427,081.09
  5. Step 5: Solve for x
    x = 13,427,081.09/4,069.17
  6. Step 6: Final answer
    x = 3,299.71

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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.