Home / 6,106.86-9,154.62-2,209.14

Finding the Fourth Proportional to 6,106.86, 9,154.62 and 2,209.14

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Solution

The fourth proportional to 6,106.86, 9,154.62 and 2,209.14 is: 3,311.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,106.86 : 9,154.62 = 2,209.14 : x
  2. Step 2: Convert to fraction form
    6,106.86/9,154.62 = 2,209.14/x
  3. Step 3: Cross multiply
    6,106.86x = 9,154.62 × 2,209.14
  4. Step 4: Simplify right side
    6,106.86x = 20,223,837.23
  5. Step 5: Solve for x
    x = 20,223,837.23/6,106.86
  6. Step 6: Final answer
    x = 3,311.66

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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.