Home / 5,331.12-7,358.04-3,561.36

Finding the Fourth Proportional to 5,331.12, 7,358.04 and 3,561.36

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Solution

The fourth proportional to 5,331.12, 7,358.04 and 3,561.36 is: 4,915.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.12 : 7,358.04 = 3,561.36 : x
  2. Step 2: Convert to fraction form
    5,331.12/7,358.04 = 3,561.36/x
  3. Step 3: Cross multiply
    5,331.12x = 7,358.04 × 3,561.36
  4. Step 4: Simplify right side
    5,331.12x = 26,204,629.33
  5. Step 5: Solve for x
    x = 26,204,629.33/5,331.12
  6. Step 6: Final answer
    x = 4,915.41

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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.