Home / 8,975.91-13,465.86-2,736.41

Finding the Fourth Proportional to 8,975.91, 13,465.86 and 2,736.41

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Solution

The fourth proportional to 8,975.91, 13,465.86 and 2,736.41 is: 4,105.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,975.91 : 13,465.86 = 2,736.41 : x
  2. Step 2: Convert to fraction form
    8,975.91/13,465.86 = 2,736.41/x
  3. Step 3: Cross multiply
    8,975.91x = 13,465.86 × 2,736.41
  4. Step 4: Simplify right side
    8,975.91x = 36,848,082.14
  5. Step 5: Solve for x
    x = 36,848,082.14/8,975.91
  6. Step 6: Final answer
    x = 4,105.22

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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.