Home / 7,488.68-11,223.91-5,298.04

Finding the Fourth Proportional to 7,488.68, 11,223.91 and 5,298.04

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Solution

The fourth proportional to 7,488.68, 11,223.91 and 5,298.04 is: 7,940.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.68 : 11,223.91 = 5,298.04 : x
  2. Step 2: Convert to fraction form
    7,488.68/11,223.91 = 5,298.04/x
  3. Step 3: Cross multiply
    7,488.68x = 11,223.91 × 5,298.04
  4. Step 4: Simplify right side
    7,488.68x = 59,464,724.14
  5. Step 5: Solve for x
    x = 59,464,724.14/7,488.68
  6. Step 6: Final answer
    x = 7,940.61

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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.