Home / 3,277.61-4,522.15-2,018.87

Finding the Fourth Proportional to 3,277.61, 4,522.15 and 2,018.87

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Solution

The fourth proportional to 3,277.61, 4,522.15 and 2,018.87 is: 2,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.61 : 4,522.15 = 2,018.87 : x
  2. Step 2: Convert to fraction form
    3,277.61/4,522.15 = 2,018.87/x
  3. Step 3: Cross multiply
    3,277.61x = 4,522.15 × 2,018.87
  4. Step 4: Simplify right side
    3,277.61x = 9,129,660.96
  5. Step 5: Solve for x
    x = 9,129,660.96/3,277.61
  6. Step 6: Final answer
    x = 2,785.46

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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.