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Finding the Fourth Proportional to 5,607.08, 8,410.82 and 2,971.03

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Solution

The fourth proportional to 5,607.08, 8,410.82 and 2,971.03 is: 4,456.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.08 : 8,410.82 = 2,971.03 : x
  2. Step 2: Convert to fraction form
    5,607.08/8,410.82 = 2,971.03/x
  3. Step 3: Cross multiply
    5,607.08x = 8,410.82 × 2,971.03
  4. Step 4: Simplify right side
    5,607.08x = 24,988,790.52
  5. Step 5: Solve for x
    x = 24,988,790.52/5,607.08
  6. Step 6: Final answer
    x = 4,456.65

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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.