Home / 5,360.33-7,397.36-3,122.30

Finding the Fourth Proportional to 5,360.33, 7,397.36 and 3,122.30

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Solution

The fourth proportional to 5,360.33, 7,397.36 and 3,122.30 is: 4,308.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.33 : 7,397.36 = 3,122.30 : x
  2. Step 2: Convert to fraction form
    5,360.33/7,397.36 = 3,122.30/x
  3. Step 3: Cross multiply
    5,360.33x = 7,397.36 × 3,122.30
  4. Step 4: Simplify right side
    5,360.33x = 23,096,724.53
  5. Step 5: Solve for x
    x = 23,096,724.53/5,360.33
  6. Step 6: Final answer
    x = 4,308.83

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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.