Home / 5,278.92-7,284.42-3,573.96

Finding the Fourth Proportional to 5,278.92, 7,284.42 and 3,573.96

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Solution

The fourth proportional to 5,278.92, 7,284.42 and 3,573.96 is: 4,931.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278.92 : 7,284.42 = 3,573.96 : x
  2. Step 2: Convert to fraction form
    5,278.92/7,284.42 = 3,573.96/x
  3. Step 3: Cross multiply
    5,278.92x = 7,284.42 × 3,573.96
  4. Step 4: Simplify right side
    5,278.92x = 26,034,230.34
  5. Step 5: Solve for x
    x = 26,034,230.34/5,278.92
  6. Step 6: Final answer
    x = 4,931.73

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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.