Home / 9,220.92-12,725.36-5,446.27

Finding the Fourth Proportional to 9,220.92, 12,725.36 and 5,446.27

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Solution

The fourth proportional to 9,220.92, 12,725.36 and 5,446.27 is: 7,516.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.92 : 12,725.36 = 5,446.27 : x
  2. Step 2: Convert to fraction form
    9,220.92/12,725.36 = 5,446.27/x
  3. Step 3: Cross multiply
    9,220.92x = 12,725.36 × 5,446.27
  4. Step 4: Simplify right side
    9,220.92x = 69,305,746.41
  5. Step 5: Solve for x
    x = 69,305,746.41/9,220.92
  6. Step 6: Final answer
    x = 7,516.14

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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.