Home / 5,436.82-7,495.67-3,923.11

Finding the Fourth Proportional to 5,436.82, 7,495.67 and 3,923.11

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Solution

The fourth proportional to 5,436.82, 7,495.67 and 3,923.11 is: 5,408.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.82 : 7,495.67 = 3,923.11 : x
  2. Step 2: Convert to fraction form
    5,436.82/7,495.67 = 3,923.11/x
  3. Step 3: Cross multiply
    5,436.82x = 7,495.67 × 3,923.11
  4. Step 4: Simplify right side
    5,436.82x = 29,406,280.84
  5. Step 5: Solve for x
    x = 29,406,280.84/5,436.82
  6. Step 6: Final answer
    x = 5,408.73

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1.5x scale

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.