Home / 6,447.10-9,665.92-2,062.03

Finding the Fourth Proportional to 6,447.10, 9,665.92 and 2,062.03

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Solution

The fourth proportional to 6,447.10, 9,665.92 and 2,062.03 is: 3,091.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447.10 : 9,665.92 = 2,062.03 : x
  2. Step 2: Convert to fraction form
    6,447.10/9,665.92 = 2,062.03/x
  3. Step 3: Cross multiply
    6,447.10x = 9,665.92 × 2,062.03
  4. Step 4: Simplify right side
    6,447.10x = 19,931,417.02
  5. Step 5: Solve for x
    x = 19,931,417.02/6,447.10
  6. Step 6: Final answer
    x = 3,091.53

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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.