Home / 9,229.75-12,735.93-5,196.10

Finding the Fourth Proportional to 9,229.75, 12,735.93 and 5,196.10

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Solution

The fourth proportional to 9,229.75, 12,735.93 and 5,196.10 is: 7,169.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,229.75 : 12,735.93 = 5,196.10 : x
  2. Step 2: Convert to fraction form
    9,229.75/12,735.93 = 5,196.10/x
  3. Step 3: Cross multiply
    9,229.75x = 12,735.93 × 5,196.10
  4. Step 4: Simplify right side
    9,229.75x = 66,177,165.87
  5. Step 5: Solve for x
    x = 66,177,165.87/9,229.75
  6. Step 6: Final answer
    x = 7,169.98

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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.