Home / 6,811.76-10,231.64-4,475.08

Finding the Fourth Proportional to 6,811.76, 10,231.64 and 4,475.08

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Solution

The fourth proportional to 6,811.76, 10,231.64 and 4,475.08 is: 6,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811.76 : 10,231.64 = 4,475.08 : x
  2. Step 2: Convert to fraction form
    6,811.76/10,231.64 = 4,475.08/x
  3. Step 3: Cross multiply
    6,811.76x = 10,231.64 × 4,475.08
  4. Step 4: Simplify right side
    6,811.76x = 45,787,393.14
  5. Step 5: Solve for x
    x = 45,787,393.14/6,811.76
  6. Step 6: Final answer
    x = 6,721.82

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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.