Home / 9,256.38-12,772.88-5,277.27

Finding the Fourth Proportional to 9,256.38, 12,772.88 and 5,277.27

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Solution

The fourth proportional to 9,256.38, 12,772.88 and 5,277.27 is: 7,282.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256.38 : 12,772.88 = 5,277.27 : x
  2. Step 2: Convert to fraction form
    9,256.38/12,772.88 = 5,277.27/x
  3. Step 3: Cross multiply
    9,256.38x = 12,772.88 × 5,277.27
  4. Step 4: Simplify right side
    9,256.38x = 67,405,910.05
  5. Step 5: Solve for x
    x = 67,405,910.05/9,256.38
  6. Step 6: Final answer
    x = 7,282.10

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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.