Home / 3,549.56-5,321.84-1,574.12

Finding the Fourth Proportional to 3,549.56, 5,321.84 and 1,574.12

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Solution

The fourth proportional to 3,549.56, 5,321.84 and 1,574.12 is: 2,360.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.56 : 5,321.84 = 1,574.12 : x
  2. Step 2: Convert to fraction form
    3,549.56/5,321.84 = 1,574.12/x
  3. Step 3: Cross multiply
    3,549.56x = 5,321.84 × 1,574.12
  4. Step 4: Simplify right side
    3,549.56x = 8,377,180.30
  5. Step 5: Solve for x
    x = 8,377,180.30/3,549.56
  6. Step 6: Final answer
    x = 2,360.06

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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.