Home / 7,391.39-11,087.18-4,125.26

Finding the Fourth Proportional to 7,391.39, 11,087.18 and 4,125.26

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Solution

The fourth proportional to 7,391.39, 11,087.18 and 4,125.26 is: 6,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.39 : 11,087.18 = 4,125.26 : x
  2. Step 2: Convert to fraction form
    7,391.39/11,087.18 = 4,125.26/x
  3. Step 3: Cross multiply
    7,391.39x = 11,087.18 × 4,125.26
  4. Step 4: Simplify right side
    7,391.39x = 45,737,522.73
  5. Step 5: Solve for x
    x = 45,737,522.73/7,391.39
  6. Step 6: Final answer
    x = 6,187.95

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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.