Home / 8,019.47-12,029.82-2,176.00

Finding the Fourth Proportional to 8,019.47, 12,029.82 and 2,176.00

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Solution

The fourth proportional to 8,019.47, 12,029.82 and 2,176.00 is: 3,264.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.47 : 12,029.82 = 2,176.00 : x
  2. Step 2: Convert to fraction form
    8,019.47/12,029.82 = 2,176.00/x
  3. Step 3: Cross multiply
    8,019.47x = 12,029.82 × 2,176.00
  4. Step 4: Simplify right side
    8,019.47x = 26,176,850.09
  5. Step 5: Solve for x
    x = 26,176,850.09/8,019.47
  6. Step 6: Final answer
    x = 3,264.16

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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.