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Finding the Fourth Proportional to 7,366.12, 11,041.16 and 3,671.08

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Solution

The fourth proportional to 7,366.12, 11,041.16 and 3,671.08 is: 5,502.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,366.12 : 11,041.16 = 3,671.08 : x
  2. Step 2: Convert to fraction form
    7,366.12/11,041.16 = 3,671.08/x
  3. Step 3: Cross multiply
    7,366.12x = 11,041.16 × 3,671.08
  4. Step 4: Simplify right side
    7,366.12x = 40,532,981.65
  5. Step 5: Solve for x
    x = 40,532,981.65/7,366.12
  6. Step 6: Final answer
    x = 5,502.62

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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.