Home / 7,834.25-11,751.38-5,988.66

Finding the Fourth Proportional to 7,834.25, 11,751.38 and 5,988.66

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Solution

The fourth proportional to 7,834.25, 11,751.38 and 5,988.66 is: 8,983.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.25 : 11,751.38 = 5,988.66 : x
  2. Step 2: Convert to fraction form
    7,834.25/11,751.38 = 5,988.66/x
  3. Step 3: Cross multiply
    7,834.25x = 11,751.38 × 5,988.66
  4. Step 4: Simplify right side
    7,834.25x = 70,374,989.41
  5. Step 5: Solve for x
    x = 70,374,989.41/7,834.25
  6. Step 6: Final answer
    x = 8,983.00

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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.