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Finding the Fourth Proportional to 5,482.08, 7,565.12 and 2,998.08

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Solution

The fourth proportional to 5,482.08, 7,565.12 and 2,998.08 is: 4,137.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.08 : 7,565.12 = 2,998.08 : x
  2. Step 2: Convert to fraction form
    5,482.08/7,565.12 = 2,998.08/x
  3. Step 3: Cross multiply
    5,482.08x = 7,565.12 × 2,998.08
  4. Step 4: Simplify right side
    5,482.08x = 22,680,834.97
  5. Step 5: Solve for x
    x = 22,680,834.97/5,482.08
  6. Step 6: Final answer
    x = 4,137.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.