Home / 9,391.19-14,087.01-3,151.86

Finding the Fourth Proportional to 9,391.19, 14,087.01 and 3,151.86

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Solution

The fourth proportional to 9,391.19, 14,087.01 and 3,151.86 is: 4,727.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,391.19 : 14,087.01 = 3,151.86 : x
  2. Step 2: Convert to fraction form
    9,391.19/14,087.01 = 3,151.86/x
  3. Step 3: Cross multiply
    9,391.19x = 14,087.01 × 3,151.86
  4. Step 4: Simplify right side
    9,391.19x = 44,400,321.57
  5. Step 5: Solve for x
    x = 44,400,321.57/9,391.19
  6. Step 6: Final answer
    x = 4,727.87

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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.