Home / 7,548.75-11,325.13-2,618.38

Finding the Fourth Proportional to 7,548.75, 11,325.13 and 2,618.38

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Solution

The fourth proportional to 7,548.75, 11,325.13 and 2,618.38 is: 3,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.75 : 11,325.13 = 2,618.38 : x
  2. Step 2: Convert to fraction form
    7,548.75/11,325.13 = 2,618.38/x
  3. Step 3: Cross multiply
    7,548.75x = 11,325.13 × 2,618.38
  4. Step 4: Simplify right side
    7,548.75x = 29,653,516.23
  5. Step 5: Solve for x
    x = 29,653,516.23/7,548.75
  6. Step 6: Final answer
    x = 3,928.27

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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.