Home / 5,093.10-7,031.39-3,895.88

Finding the Fourth Proportional to 5,093.10, 7,031.39 and 3,895.88

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Solution

The fourth proportional to 5,093.10, 7,031.39 and 3,895.88 is: 5,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.10 : 7,031.39 = 3,895.88 : x
  2. Step 2: Convert to fraction form
    5,093.10/7,031.39 = 3,895.88/x
  3. Step 3: Cross multiply
    5,093.10x = 7,031.39 × 3,895.88
  4. Step 4: Simplify right side
    5,093.10x = 27,393,397.04
  5. Step 5: Solve for x
    x = 27,393,397.04/5,093.10
  6. Step 6: Final answer
    x = 5,378.53

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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.