Home / 3,549.98-5,321.64-1,358.84

Finding the Fourth Proportional to 3,549.98, 5,321.64 and 1,358.84

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Solution

The fourth proportional to 3,549.98, 5,321.64 and 1,358.84 is: 2,036.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.98 : 5,321.64 = 1,358.84 : x
  2. Step 2: Convert to fraction form
    3,549.98/5,321.64 = 1,358.84/x
  3. Step 3: Cross multiply
    3,549.98x = 5,321.64 × 1,358.84
  4. Step 4: Simplify right side
    3,549.98x = 7,231,257.30
  5. Step 5: Solve for x
    x = 7,231,257.30/3,549.98
  6. Step 6: Final answer
    x = 2,036.99

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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.