Home / 6,378.03-9,569.07-2,217.87

Finding the Fourth Proportional to 6,378.03, 9,569.07 and 2,217.87

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Solution

The fourth proportional to 6,378.03, 9,569.07 and 2,217.87 is: 3,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.03 : 9,569.07 = 2,217.87 : x
  2. Step 2: Convert to fraction form
    6,378.03/9,569.07 = 2,217.87/x
  3. Step 3: Cross multiply
    6,378.03x = 9,569.07 × 2,217.87
  4. Step 4: Simplify right side
    6,378.03x = 21,222,953.28
  5. Step 5: Solve for x
    x = 21,222,953.28/6,378.03
  6. Step 6: Final answer
    x = 3,327.51

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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.