Home / 4,301.91-6,454.68-1,381.05

Finding the Fourth Proportional to 4,301.91, 6,454.68 and 1,381.05

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Solution

The fourth proportional to 4,301.91, 6,454.68 and 1,381.05 is: 2,072.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,301.91 : 6,454.68 = 1,381.05 : x
  2. Step 2: Convert to fraction form
    4,301.91/6,454.68 = 1,381.05/x
  3. Step 3: Cross multiply
    4,301.91x = 6,454.68 × 1,381.05
  4. Step 4: Simplify right side
    4,301.91x = 8,914,235.81
  5. Step 5: Solve for x
    x = 8,914,235.81/4,301.91
  6. Step 6: Final answer
    x = 2,072.16

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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.