Home / 7,701.25-11,552.20-3,020.84

Finding the Fourth Proportional to 7,701.25, 11,552.20 and 3,020.84

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Solution

The fourth proportional to 7,701.25, 11,552.20 and 3,020.84 is: 4,531.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,701.25 : 11,552.20 = 3,020.84 : x
  2. Step 2: Convert to fraction form
    7,701.25/11,552.20 = 3,020.84/x
  3. Step 3: Cross multiply
    7,701.25x = 11,552.20 × 3,020.84
  4. Step 4: Simplify right side
    7,701.25x = 34,897,369.18
  5. Step 5: Solve for x
    x = 34,897,369.18/7,701.25
  6. Step 6: Final answer
    x = 4,531.39

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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.