Home / 6,786.12-10,179.18-4,477.08

Finding the Fourth Proportional to 6,786.12, 10,179.18 and 4,477.08

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Solution

The fourth proportional to 6,786.12, 10,179.18 and 4,477.08 is: 6,715.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786.12 : 10,179.18 = 4,477.08 : x
  2. Step 2: Convert to fraction form
    6,786.12/10,179.18 = 4,477.08/x
  3. Step 3: Cross multiply
    6,786.12x = 10,179.18 × 4,477.08
  4. Step 4: Simplify right side
    6,786.12x = 45,573,003.19
  5. Step 5: Solve for x
    x = 45,573,003.19/6,786.12
  6. Step 6: Final answer
    x = 6,715.62

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Similar ratio
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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.