Home / 7,948.39-11,923.28-3,018.04

Finding the Fourth Proportional to 7,948.39, 11,923.28 and 3,018.04

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Solution

The fourth proportional to 7,948.39, 11,923.28 and 3,018.04 is: 4,527.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.39 : 11,923.28 = 3,018.04 : x
  2. Step 2: Convert to fraction form
    7,948.39/11,923.28 = 3,018.04/x
  3. Step 3: Cross multiply
    7,948.39x = 11,923.28 × 3,018.04
  4. Step 4: Simplify right side
    7,948.39x = 35,984,920.88
  5. Step 5: Solve for x
    x = 35,984,920.88/7,948.39
  6. Step 6: Final answer
    x = 4,527.32

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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.