Home / 4,207.31-5,806.06-2,318.89

Finding the Fourth Proportional to 4,207.31, 5,806.06 and 2,318.89

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Solution

The fourth proportional to 4,207.31, 5,806.06 and 2,318.89 is: 3,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.31 : 5,806.06 = 2,318.89 : x
  2. Step 2: Convert to fraction form
    4,207.31/5,806.06 = 2,318.89/x
  3. Step 3: Cross multiply
    4,207.31x = 5,806.06 × 2,318.89
  4. Step 4: Simplify right side
    4,207.31x = 13,463,610.14
  5. Step 5: Solve for x
    x = 13,463,610.14/4,207.31
  6. Step 6: Final answer
    x = 3,200.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.