Home / 7,881.26-10,876.16-4,344.38

Finding the Fourth Proportional to 7,881.26, 10,876.16 and 4,344.38

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Solution

The fourth proportional to 7,881.26, 10,876.16 and 4,344.38 is: 5,995.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.26 : 10,876.16 = 4,344.38 : x
  2. Step 2: Convert to fraction form
    7,881.26/10,876.16 = 4,344.38/x
  3. Step 3: Cross multiply
    7,881.26x = 10,876.16 × 4,344.38
  4. Step 4: Simplify right side
    7,881.26x = 47,250,171.98
  5. Step 5: Solve for x
    x = 47,250,171.98/7,881.26
  6. Step 6: Final answer
    x = 5,995.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.