Home / 7,084.92-9,776.59-4,100.94

Finding the Fourth Proportional to 7,084.92, 9,776.59 and 4,100.94

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Solution

The fourth proportional to 7,084.92, 9,776.59 and 4,100.94 is: 5,658.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,084.92 : 9,776.59 = 4,100.94 : x
  2. Step 2: Convert to fraction form
    7,084.92/9,776.59 = 4,100.94/x
  3. Step 3: Cross multiply
    7,084.92x = 9,776.59 × 4,100.94
  4. Step 4: Simplify right side
    7,084.92x = 40,093,223.18
  5. Step 5: Solve for x
    x = 40,093,223.18/7,084.92
  6. Step 6: Final answer
    x = 5,658.95

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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.