Home / 4,301.46-6,453.12-1,379.75

Finding the Fourth Proportional to 4,301.46, 6,453.12 and 1,379.75

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Solution

The fourth proportional to 4,301.46, 6,453.12 and 1,379.75 is: 2,069.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,301.46 : 6,453.12 = 1,379.75 : x
  2. Step 2: Convert to fraction form
    4,301.46/6,453.12 = 1,379.75/x
  3. Step 3: Cross multiply
    4,301.46x = 6,453.12 × 1,379.75
  4. Step 4: Simplify right side
    4,301.46x = 8,903,660.05
  5. Step 5: Solve for x
    x = 8,903,660.05/4,301.46
  6. Step 6: Final answer
    x = 2,069.92

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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.