Home / 6,445.03-9,665.97-2,061.58

Finding the Fourth Proportional to 6,445.03, 9,665.97 and 2,061.58

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Solution

The fourth proportional to 6,445.03, 9,665.97 and 2,061.58 is: 3,091.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.03 : 9,665.97 = 2,061.58 : x
  2. Step 2: Convert to fraction form
    6,445.03/9,665.97 = 2,061.58/x
  3. Step 3: Cross multiply
    6,445.03x = 9,665.97 × 2,061.58
  4. Step 4: Simplify right side
    6,445.03x = 19,927,170.43
  5. Step 5: Solve for x
    x = 19,927,170.43/6,445.03
  6. Step 6: Final answer
    x = 3,091.87

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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.