Home / 3,624.23-5,431.49-1,672.13

Finding the Fourth Proportional to 3,624.23, 5,431.49 and 1,672.13

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Solution

The fourth proportional to 3,624.23, 5,431.49 and 1,672.13 is: 2,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.23 : 5,431.49 = 1,672.13 : x
  2. Step 2: Convert to fraction form
    3,624.23/5,431.49 = 1,672.13/x
  3. Step 3: Cross multiply
    3,624.23x = 5,431.49 × 1,672.13
  4. Step 4: Simplify right side
    3,624.23x = 9,082,168.86
  5. Step 5: Solve for x
    x = 9,082,168.86/3,624.23
  6. Step 6: Final answer
    x = 2,505.96

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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.