Home / 7,471.38-11,204.48-3,314.30

Finding the Fourth Proportional to 7,471.38, 11,204.48 and 3,314.30

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Solution

The fourth proportional to 7,471.38, 11,204.48 and 3,314.30 is: 4,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471.38 : 11,204.48 = 3,314.30 : x
  2. Step 2: Convert to fraction form
    7,471.38/11,204.48 = 3,314.30/x
  3. Step 3: Cross multiply
    7,471.38x = 11,204.48 × 3,314.30
  4. Step 4: Simplify right side
    7,471.38x = 37,134,991.49
  5. Step 5: Solve for x
    x = 37,134,991.49/7,471.38
  6. Step 6: Final answer
    x = 4,970.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.