Home / 4,122.94-5,689.59-2,354.53

Finding the Fourth Proportional to 4,122.94, 5,689.59 and 2,354.53

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Solution

The fourth proportional to 4,122.94, 5,689.59 and 2,354.53 is: 3,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.94 : 5,689.59 = 2,354.53 : x
  2. Step 2: Convert to fraction form
    4,122.94/5,689.59 = 2,354.53/x
  3. Step 3: Cross multiply
    4,122.94x = 5,689.59 × 2,354.53
  4. Step 4: Simplify right side
    4,122.94x = 13,396,310.34
  5. Step 5: Solve for x
    x = 13,396,310.34/4,122.94
  6. Step 6: Final answer
    x = 3,249.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.