Home / 4,749.92-6,557.96-4,251.72

Finding the Fourth Proportional to 4,749.92, 6,557.96 and 4,251.72

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Solution

The fourth proportional to 4,749.92, 6,557.96 and 4,251.72 is: 5,870.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.92 : 6,557.96 = 4,251.72 : x
  2. Step 2: Convert to fraction form
    4,749.92/6,557.96 = 4,251.72/x
  3. Step 3: Cross multiply
    4,749.92x = 6,557.96 × 4,251.72
  4. Step 4: Simplify right side
    4,749.92x = 27,882,609.69
  5. Step 5: Solve for x
    x = 27,882,609.69/4,749.92
  6. Step 6: Final answer
    x = 5,870.12

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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.