Home / 4,220.35-5,824.20-2,306.29

Finding the Fourth Proportional to 4,220.35, 5,824.20 and 2,306.29

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Solution

The fourth proportional to 4,220.35, 5,824.20 and 2,306.29 is: 3,182.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.35 : 5,824.20 = 2,306.29 : x
  2. Step 2: Convert to fraction form
    4,220.35/5,824.20 = 2,306.29/x
  3. Step 3: Cross multiply
    4,220.35x = 5,824.20 × 2,306.29
  4. Step 4: Simplify right side
    4,220.35x = 13,432,294.22
  5. Step 5: Solve for x
    x = 13,432,294.22/4,220.35
  6. Step 6: Final answer
    x = 3,182.75

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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.