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Finding the Fourth Proportional to 7,304.20, 10,948.20 and 4,019.65

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Solution

The fourth proportional to 7,304.20, 10,948.20 and 4,019.65 is: 6,025.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,304.20 : 10,948.20 = 4,019.65 : x
  2. Step 2: Convert to fraction form
    7,304.20/10,948.20 = 4,019.65/x
  3. Step 3: Cross multiply
    7,304.20x = 10,948.20 × 4,019.65
  4. Step 4: Simplify right side
    7,304.20x = 44,007,932.13
  5. Step 5: Solve for x
    x = 44,007,932.13/7,304.20
  6. Step 6: Final answer
    x = 6,025.02

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1.5x scale

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.