Home / 3,589.10-5,376.09-1,642.94

Finding the Fourth Proportional to 3,589.10, 5,376.09 and 1,642.94

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Solution

The fourth proportional to 3,589.10, 5,376.09 and 1,642.94 is: 2,460.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.10 : 5,376.09 = 1,642.94 : x
  2. Step 2: Convert to fraction form
    3,589.10/5,376.09 = 1,642.94/x
  3. Step 3: Cross multiply
    3,589.10x = 5,376.09 × 1,642.94
  4. Step 4: Simplify right side
    3,589.10x = 8,832,593.30
  5. Step 5: Solve for x
    x = 8,832,593.30/3,589.10
  6. Step 6: Final answer
    x = 2,460.95

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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.