Home / 6,145.86-9,217.78-2,636.44

Finding the Fourth Proportional to 6,145.86, 9,217.78 and 2,636.44

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Solution

The fourth proportional to 6,145.86, 9,217.78 and 2,636.44 is: 3,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.86 : 9,217.78 = 2,636.44 : x
  2. Step 2: Convert to fraction form
    6,145.86/9,217.78 = 2,636.44/x
  3. Step 3: Cross multiply
    6,145.86x = 9,217.78 × 2,636.44
  4. Step 4: Simplify right side
    6,145.86x = 24,302,123.90
  5. Step 5: Solve for x
    x = 24,302,123.90/6,145.86
  6. Step 6: Final answer
    x = 3,954.23

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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.