Home / 5,244.20-7,236.98-2,886.33

Finding the Fourth Proportional to 5,244.20, 7,236.98 and 2,886.33

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Solution

The fourth proportional to 5,244.20, 7,236.98 and 2,886.33 is: 3,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.20 : 7,236.98 = 2,886.33 : x
  2. Step 2: Convert to fraction form
    5,244.20/7,236.98 = 2,886.33/x
  3. Step 3: Cross multiply
    5,244.20x = 7,236.98 × 2,886.33
  4. Step 4: Simplify right side
    5,244.20x = 20,888,298.05
  5. Step 5: Solve for x
    x = 20,888,298.05/5,244.20
  6. Step 6: Final answer
    x = 3,983.13

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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.