Home / 6,227.36-9,348.40-6,199.20

Finding the Fourth Proportional to 6,227.36, 9,348.40 and 6,199.20

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Solution

The fourth proportional to 6,227.36, 9,348.40 and 6,199.20 is: 9,306.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,227.36 : 9,348.40 = 6,199.20 : x
  2. Step 2: Convert to fraction form
    6,227.36/9,348.40 = 6,199.20/x
  3. Step 3: Cross multiply
    6,227.36x = 9,348.40 × 6,199.20
  4. Step 4: Simplify right side
    6,227.36x = 57,952,601.28
  5. Step 5: Solve for x
    x = 57,952,601.28/6,227.36
  6. Step 6: Final answer
    x = 9,306.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.