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Finding the Fourth Proportional to 6,017.20, 9,020.94 and 5,531.20

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Solution

The fourth proportional to 6,017.20, 9,020.94 and 5,531.20 is: 8,292.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,017.20 : 9,020.94 = 5,531.20 : x
  2. Step 2: Convert to fraction form
    6,017.20/9,020.94 = 5,531.20/x
  3. Step 3: Cross multiply
    6,017.20x = 9,020.94 × 5,531.20
  4. Step 4: Simplify right side
    6,017.20x = 49,896,623.33
  5. Step 5: Solve for x
    x = 49,896,623.33/6,017.20
  6. Step 6: Final answer
    x = 8,292.33

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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.