Home / 4,207.03-6,311.16-1,284.96

Finding the Fourth Proportional to 4,207.03, 6,311.16 and 1,284.96

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Solution

The fourth proportional to 4,207.03, 6,311.16 and 1,284.96 is: 1,927.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.03 : 6,311.16 = 1,284.96 : x
  2. Step 2: Convert to fraction form
    4,207.03/6,311.16 = 1,284.96/x
  3. Step 3: Cross multiply
    4,207.03x = 6,311.16 × 1,284.96
  4. Step 4: Simplify right side
    4,207.03x = 8,109,572.38
  5. Step 5: Solve for x
    x = 8,109,572.38/4,207.03
  6. Step 6: Final answer
    x = 1,927.62

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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.