Home / 6,207.11-9,311.81-2,047.28

Finding the Fourth Proportional to 6,207.11, 9,311.81 and 2,047.28

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Solution

The fourth proportional to 6,207.11, 9,311.81 and 2,047.28 is: 3,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,207.11 : 9,311.81 = 2,047.28 : x
  2. Step 2: Convert to fraction form
    6,207.11/9,311.81 = 2,047.28/x
  3. Step 3: Cross multiply
    6,207.11x = 9,311.81 × 2,047.28
  4. Step 4: Simplify right side
    6,207.11x = 19,063,895.42
  5. Step 5: Solve for x
    x = 19,063,895.42/6,207.11
  6. Step 6: Final answer
    x = 3,071.30

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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.