Home / 5,100.27-7,023.92-4,427.76

Finding the Fourth Proportional to 5,100.27, 7,023.92 and 4,427.76

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Solution

The fourth proportional to 5,100.27, 7,023.92 and 4,427.76 is: 6,097.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.27 : 7,023.92 = 4,427.76 : x
  2. Step 2: Convert to fraction form
    5,100.27/7,023.92 = 4,427.76/x
  3. Step 3: Cross multiply
    5,100.27x = 7,023.92 × 4,427.76
  4. Step 4: Simplify right side
    5,100.27x = 31,100,236.22
  5. Step 5: Solve for x
    x = 31,100,236.22/5,100.27
  6. Step 6: Final answer
    x = 6,097.77

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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.