Home / 4,207.98-5,817.51-3,158.22

Finding the Fourth Proportional to 4,207.98, 5,817.51 and 3,158.22

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Solution

The fourth proportional to 4,207.98, 5,817.51 and 3,158.22 is: 4,366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.98 : 5,817.51 = 3,158.22 : x
  2. Step 2: Convert to fraction form
    4,207.98/5,817.51 = 3,158.22/x
  3. Step 3: Cross multiply
    4,207.98x = 5,817.51 × 3,158.22
  4. Step 4: Simplify right side
    4,207.98x = 18,372,976.43
  5. Step 5: Solve for x
    x = 18,372,976.43/4,207.98
  6. Step 6: Final answer
    x = 4,366.22

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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.