Home / 5,903.38-8,146.66-3,250.78

Finding the Fourth Proportional to 5,903.38, 8,146.66 and 3,250.78

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Solution

The fourth proportional to 5,903.38, 8,146.66 and 3,250.78 is: 4,486.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.38 : 8,146.66 = 3,250.78 : x
  2. Step 2: Convert to fraction form
    5,903.38/8,146.66 = 3,250.78/x
  3. Step 3: Cross multiply
    5,903.38x = 8,146.66 × 3,250.78
  4. Step 4: Simplify right side
    5,903.38x = 26,482,970.90
  5. Step 5: Solve for x
    x = 26,482,970.90/5,903.38
  6. Step 6: Final answer
    x = 4,486.07

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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.