Home / 9,121.48-13,682.22-2,196.04

Finding the Fourth Proportional to 9,121.48, 13,682.22 and 2,196.04

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Solution

The fourth proportional to 9,121.48, 13,682.22 and 2,196.04 is: 3,294.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,121.48 : 13,682.22 = 2,196.04 : x
  2. Step 2: Convert to fraction form
    9,121.48/13,682.22 = 2,196.04/x
  3. Step 3: Cross multiply
    9,121.48x = 13,682.22 × 2,196.04
  4. Step 4: Simplify right side
    9,121.48x = 30,046,702.41
  5. Step 5: Solve for x
    x = 30,046,702.41/9,121.48
  6. Step 6: Final answer
    x = 3,294.06

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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.