Home / 3,330.70-4,997.23-1,481.65

Finding the Fourth Proportional to 3,330.70, 4,997.23 and 1,481.65

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Solution

The fourth proportional to 3,330.70, 4,997.23 and 1,481.65 is: 2,223.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.70 : 4,997.23 = 1,481.65 : x
  2. Step 2: Convert to fraction form
    3,330.70/4,997.23 = 1,481.65/x
  3. Step 3: Cross multiply
    3,330.70x = 4,997.23 × 1,481.65
  4. Step 4: Simplify right side
    3,330.70x = 7,404,129.63
  5. Step 5: Solve for x
    x = 7,404,129.63/3,330.70
  6. Step 6: Final answer
    x = 2,223.00

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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.