Home / 5,328.11-7,977.08-2,823.60

Finding the Fourth Proportional to 5,328.11, 7,977.08 and 2,823.60

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Solution

The fourth proportional to 5,328.11, 7,977.08 and 2,823.60 is: 4,227.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.11 : 7,977.08 = 2,823.60 : x
  2. Step 2: Convert to fraction form
    5,328.11/7,977.08 = 2,823.60/x
  3. Step 3: Cross multiply
    5,328.11x = 7,977.08 × 2,823.60
  4. Step 4: Simplify right side
    5,328.11x = 22,524,083.09
  5. Step 5: Solve for x
    x = 22,524,083.09/5,328.11
  6. Step 6: Final answer
    x = 4,227.41

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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.