Home / 9,391.12-14,091.53-4,129.82

Finding the Fourth Proportional to 9,391.12, 14,091.53 and 4,129.82

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Solution

The fourth proportional to 9,391.12, 14,091.53 and 4,129.82 is: 6,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,391.12 : 14,091.53 = 4,129.82 : x
  2. Step 2: Convert to fraction form
    9,391.12/14,091.53 = 4,129.82/x
  3. Step 3: Cross multiply
    9,391.12x = 14,091.53 × 4,129.82
  4. Step 4: Simplify right side
    9,391.12x = 58,195,391.32
  5. Step 5: Solve for x
    x = 58,195,391.32/9,391.12
  6. Step 6: Final answer
    x = 6,196.85

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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.