Home / 8,865.86-13,294.07-2,625.02

Finding the Fourth Proportional to 8,865.86, 13,294.07 and 2,625.02

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Solution

The fourth proportional to 8,865.86, 13,294.07 and 2,625.02 is: 3,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865.86 : 13,294.07 = 2,625.02 : x
  2. Step 2: Convert to fraction form
    8,865.86/13,294.07 = 2,625.02/x
  3. Step 3: Cross multiply
    8,865.86x = 13,294.07 × 2,625.02
  4. Step 4: Simplify right side
    8,865.86x = 34,897,120.04
  5. Step 5: Solve for x
    x = 34,897,120.04/8,865.86
  6. Step 6: Final answer
    x = 3,936.13

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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.