Home / 3,624.68-5,436.94-1,159.49

Finding the Fourth Proportional to 3,624.68, 5,436.94 and 1,159.49

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Solution

The fourth proportional to 3,624.68, 5,436.94 and 1,159.49 is: 1,739.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.68 : 5,436.94 = 1,159.49 : x
  2. Step 2: Convert to fraction form
    3,624.68/5,436.94 = 1,159.49/x
  3. Step 3: Cross multiply
    3,624.68x = 5,436.94 × 1,159.49
  4. Step 4: Simplify right side
    3,624.68x = 6,304,076.11
  5. Step 5: Solve for x
    x = 6,304,076.11/3,624.68
  6. Step 6: Final answer
    x = 1,739.21

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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.