Home / 7,881.62-10,876.59-4,344.75

Finding the Fourth Proportional to 7,881.62, 10,876.59 and 4,344.75

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Solution

The fourth proportional to 7,881.62, 10,876.59 and 4,344.75 is: 5,995.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.62 : 10,876.59 = 4,344.75 : x
  2. Step 2: Convert to fraction form
    7,881.62/10,876.59 = 4,344.75/x
  3. Step 3: Cross multiply
    7,881.62x = 10,876.59 × 4,344.75
  4. Step 4: Simplify right side
    7,881.62x = 47,256,064.40
  5. Step 5: Solve for x
    x = 47,256,064.40/7,881.62
  6. Step 6: Final answer
    x = 5,995.73

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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.