Home / 9,221.10-13,833.81-2,981.58

Finding the Fourth Proportional to 9,221.10, 13,833.81 and 2,981.58

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Solution

The fourth proportional to 9,221.10, 13,833.81 and 2,981.58 is: 4,473.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221.10 : 13,833.81 = 2,981.58 : x
  2. Step 2: Convert to fraction form
    9,221.10/13,833.81 = 2,981.58/x
  3. Step 3: Cross multiply
    9,221.10x = 13,833.81 × 2,981.58
  4. Step 4: Simplify right side
    9,221.10x = 41,246,611.22
  5. Step 5: Solve for x
    x = 41,246,611.22/9,221.10
  6. Step 6: Final answer
    x = 4,473.07

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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.