Home / 8,319.03-12,471.91-4,805.04

Finding the Fourth Proportional to 8,319.03, 12,471.91 and 4,805.04

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Solution

The fourth proportional to 8,319.03, 12,471.91 and 4,805.04 is: 7,203.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.03 : 12,471.91 = 4,805.04 : x
  2. Step 2: Convert to fraction form
    8,319.03/12,471.91 = 4,805.04/x
  3. Step 3: Cross multiply
    8,319.03x = 12,471.91 × 4,805.04
  4. Step 4: Simplify right side
    8,319.03x = 59,928,026.43
  5. Step 5: Solve for x
    x = 59,928,026.43/8,319.03
  6. Step 6: Final answer
    x = 7,203.73

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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.