Home / 9,211.32-13,820.09-3,663.19

Finding the Fourth Proportional to 9,211.32, 13,820.09 and 3,663.19

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Solution

The fourth proportional to 9,211.32, 13,820.09 and 3,663.19 is: 5,496.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.32 : 13,820.09 = 3,663.19 : x
  2. Step 2: Convert to fraction form
    9,211.32/13,820.09 = 3,663.19/x
  3. Step 3: Cross multiply
    9,211.32x = 13,820.09 × 3,663.19
  4. Step 4: Simplify right side
    9,211.32x = 50,625,614.45
  5. Step 5: Solve for x
    x = 50,625,614.45/9,211.32
  6. Step 6: Final answer
    x = 5,496.02

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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.