Home / 5,722.60-7,896.90-3,363.88

Finding the Fourth Proportional to 5,722.60, 7,896.90 and 3,363.88

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Solution

The fourth proportional to 5,722.60, 7,896.90 and 3,363.88 is: 4,641.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.60 : 7,896.90 = 3,363.88 : x
  2. Step 2: Convert to fraction form
    5,722.60/7,896.90 = 3,363.88/x
  3. Step 3: Cross multiply
    5,722.60x = 7,896.90 × 3,363.88
  4. Step 4: Simplify right side
    5,722.60x = 26,564,223.97
  5. Step 5: Solve for x
    x = 26,564,223.97/5,722.60
  6. Step 6: Final answer
    x = 4,641.99

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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.