Home / 6,105.84-9,154.80-2,209.74

Finding the Fourth Proportional to 6,105.84, 9,154.80 and 2,209.74

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Solution

The fourth proportional to 6,105.84, 9,154.80 and 2,209.74 is: 3,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.84 : 9,154.80 = 2,209.74 : x
  2. Step 2: Convert to fraction form
    6,105.84/9,154.80 = 2,209.74/x
  3. Step 3: Cross multiply
    6,105.84x = 9,154.80 × 2,209.74
  4. Step 4: Simplify right side
    6,105.84x = 20,229,727.75
  5. Step 5: Solve for x
    x = 20,229,727.75/6,105.84
  6. Step 6: Final answer
    x = 3,313.18

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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.