Home / 8,072.53-12,110.01-2,877.19

Finding the Fourth Proportional to 8,072.53, 12,110.01 and 2,877.19

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Solution

The fourth proportional to 8,072.53, 12,110.01 and 2,877.19 is: 4,316.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.53 : 12,110.01 = 2,877.19 : x
  2. Step 2: Convert to fraction form
    8,072.53/12,110.01 = 2,877.19/x
  3. Step 3: Cross multiply
    8,072.53x = 12,110.01 × 2,877.19
  4. Step 4: Simplify right side
    8,072.53x = 34,842,758.61
  5. Step 5: Solve for x
    x = 34,842,758.61/8,072.53
  6. Step 6: Final answer
    x = 4,316.21

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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.