Home / 9,188.24-13,774.26-3,988.04

Finding the Fourth Proportional to 9,188.24, 13,774.26 and 3,988.04

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Solution

The fourth proportional to 9,188.24, 13,774.26 and 3,988.04 is: 5,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.24 : 13,774.26 = 3,988.04 : x
  2. Step 2: Convert to fraction form
    9,188.24/13,774.26 = 3,988.04/x
  3. Step 3: Cross multiply
    9,188.24x = 13,774.26 × 3,988.04
  4. Step 4: Simplify right side
    9,188.24x = 54,932,299.85
  5. Step 5: Solve for x
    x = 54,932,299.85/9,188.24
  6. Step 6: Final answer
    x = 5,978.54

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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.