Home / 3,481.65-5,223.68-1,533.57

Finding the Fourth Proportional to 3,481.65, 5,223.68 and 1,533.57

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Solution

The fourth proportional to 3,481.65, 5,223.68 and 1,533.57 is: 2,300.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.65 : 5,223.68 = 1,533.57 : x
  2. Step 2: Convert to fraction form
    3,481.65/5,223.68 = 1,533.57/x
  3. Step 3: Cross multiply
    3,481.65x = 5,223.68 × 1,533.57
  4. Step 4: Simplify right side
    3,481.65x = 8,010,871.27
  5. Step 5: Solve for x
    x = 8,010,871.27/3,481.65
  6. Step 6: Final answer
    x = 2,300.88

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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.