Home / 6,084.75-9,123.85-3,121.97

Finding the Fourth Proportional to 6,084.75, 9,123.85 and 3,121.97

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Solution

The fourth proportional to 6,084.75, 9,123.85 and 3,121.97 is: 4,681.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,084.75 : 9,123.85 = 3,121.97 : x
  2. Step 2: Convert to fraction form
    6,084.75/9,123.85 = 3,121.97/x
  3. Step 3: Cross multiply
    6,084.75x = 9,123.85 × 3,121.97
  4. Step 4: Simplify right side
    6,084.75x = 28,484,355.37
  5. Step 5: Solve for x
    x = 28,484,355.37/6,084.75
  6. Step 6: Final answer
    x = 4,681.27

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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.