Home / 9,221.71-12,725.94-5,029.96

Finding the Fourth Proportional to 9,221.71, 12,725.94 and 5,029.96

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Solution

The fourth proportional to 9,221.71, 12,725.94 and 5,029.96 is: 6,941.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221.71 : 12,725.94 = 5,029.96 : x
  2. Step 2: Convert to fraction form
    9,221.71/12,725.94 = 5,029.96/x
  3. Step 3: Cross multiply
    9,221.71x = 12,725.94 × 5,029.96
  4. Step 4: Simplify right side
    9,221.71x = 64,010,969.16
  5. Step 5: Solve for x
    x = 64,010,969.16/9,221.71
  6. Step 6: Final answer
    x = 6,941.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.