Home / 7,239.65-10,864.66-3,082.58

Finding the Fourth Proportional to 7,239.65, 10,864.66 and 3,082.58

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Solution

The fourth proportional to 7,239.65, 10,864.66 and 3,082.58 is: 4,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.65 : 10,864.66 = 3,082.58 : x
  2. Step 2: Convert to fraction form
    7,239.65/10,864.66 = 3,082.58/x
  3. Step 3: Cross multiply
    7,239.65x = 10,864.66 × 3,082.58
  4. Step 4: Simplify right side
    7,239.65x = 33,491,129.30
  5. Step 5: Solve for x
    x = 33,491,129.30/7,239.65
  6. Step 6: Final answer
    x = 4,626.07

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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.