Home / 5,390.11-7,436.62-3,264.96

Finding the Fourth Proportional to 5,390.11, 7,436.62 and 3,264.96

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Solution

The fourth proportional to 5,390.11, 7,436.62 and 3,264.96 is: 4,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390.11 : 7,436.62 = 3,264.96 : x
  2. Step 2: Convert to fraction form
    5,390.11/7,436.62 = 3,264.96/x
  3. Step 3: Cross multiply
    5,390.11x = 7,436.62 × 3,264.96
  4. Step 4: Simplify right side
    5,390.11x = 24,280,266.84
  5. Step 5: Solve for x
    x = 24,280,266.84/5,390.11
  6. Step 6: Final answer
    x = 4,504.60

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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.