Home / 4,061.26-6,087.51-1,720.72

Finding the Fourth Proportional to 4,061.26, 6,087.51 and 1,720.72

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Solution

The fourth proportional to 4,061.26, 6,087.51 and 1,720.72 is: 2,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,061.26 : 6,087.51 = 1,720.72 : x
  2. Step 2: Convert to fraction form
    4,061.26/6,087.51 = 1,720.72/x
  3. Step 3: Cross multiply
    4,061.26x = 6,087.51 × 1,720.72
  4. Step 4: Simplify right side
    4,061.26x = 10,474,900.21
  5. Step 5: Solve for x
    x = 10,474,900.21/4,061.26
  6. Step 6: Final answer
    x = 2,579.22

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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.