Home / 9,091.50-13,639.41-2,935.50

Finding the Fourth Proportional to 9,091.50, 13,639.41 and 2,935.50

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Solution

The fourth proportional to 9,091.50, 13,639.41 and 2,935.50 is: 4,403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,091.50 : 13,639.41 = 2,935.50 : x
  2. Step 2: Convert to fraction form
    9,091.50/13,639.41 = 2,935.50/x
  3. Step 3: Cross multiply
    9,091.50x = 13,639.41 × 2,935.50
  4. Step 4: Simplify right side
    9,091.50x = 40,038,488.06
  5. Step 5: Solve for x
    x = 40,038,488.06/9,091.50
  6. Step 6: Final answer
    x = 4,403.95

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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.