Home / 9,087.86-13,639.97-3,826.76

Finding the Fourth Proportional to 9,087.86, 13,639.97 and 3,826.76

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Solution

The fourth proportional to 9,087.86, 13,639.97 and 3,826.76 is: 5,743.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087.86 : 13,639.97 = 3,826.76 : x
  2. Step 2: Convert to fraction form
    9,087.86/13,639.97 = 3,826.76/x
  3. Step 3: Cross multiply
    9,087.86x = 13,639.97 × 3,826.76
  4. Step 4: Simplify right side
    9,087.86x = 52,196,832.96
  5. Step 5: Solve for x
    x = 52,196,832.96/9,087.86
  6. Step 6: Final answer
    x = 5,743.58

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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.