Home / 9,261.27-13,888.67-5,745.87

Finding the Fourth Proportional to 9,261.27, 13,888.67 and 5,745.87

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Solution

The fourth proportional to 9,261.27, 13,888.67 and 5,745.87 is: 8,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.27 : 13,888.67 = 5,745.87 : x
  2. Step 2: Convert to fraction form
    9,261.27/13,888.67 = 5,745.87/x
  3. Step 3: Cross multiply
    9,261.27x = 13,888.67 × 5,745.87
  4. Step 4: Simplify right side
    9,261.27x = 79,802,463.56
  5. Step 5: Solve for x
    x = 79,802,463.56/9,261.27
  6. Step 6: Final answer
    x = 8,616.79

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1.5x scale

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.