Home / 5,215.44-7,196.46-3,323.70

Finding the Fourth Proportional to 5,215.44, 7,196.46 and 3,323.70

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Solution

The fourth proportional to 5,215.44, 7,196.46 and 3,323.70 is: 4,586.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,215.44 : 7,196.46 = 3,323.70 : x
  2. Step 2: Convert to fraction form
    5,215.44/7,196.46 = 3,323.70/x
  3. Step 3: Cross multiply
    5,215.44x = 7,196.46 × 3,323.70
  4. Step 4: Simplify right side
    5,215.44x = 23,918,874.10
  5. Step 5: Solve for x
    x = 23,918,874.10/5,215.44
  6. Step 6: Final answer
    x = 4,586.17

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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.