Home / 9,252.87-12,768.80-5,667.27

Finding the Fourth Proportional to 9,252.87, 12,768.80 and 5,667.27

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Solution

The fourth proportional to 9,252.87, 12,768.80 and 5,667.27 is: 7,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252.87 : 12,768.80 = 5,667.27 : x
  2. Step 2: Convert to fraction form
    9,252.87/12,768.80 = 5,667.27/x
  3. Step 3: Cross multiply
    9,252.87x = 12,768.80 × 5,667.27
  4. Step 4: Simplify right side
    9,252.87x = 72,364,160.96
  5. Step 5: Solve for x
    x = 72,364,160.96/9,252.87
  6. Step 6: Final answer
    x = 7,820.73

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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.