Home / 9,270.75-12,793.92-5,079.27

Finding the Fourth Proportional to 9,270.75, 12,793.92 and 5,079.27

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Solution

The fourth proportional to 9,270.75, 12,793.92 and 5,079.27 is: 7,009.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.75 : 12,793.92 = 5,079.27 : x
  2. Step 2: Convert to fraction form
    9,270.75/12,793.92 = 5,079.27/x
  3. Step 3: Cross multiply
    9,270.75x = 12,793.92 × 5,079.27
  4. Step 4: Simplify right side
    9,270.75x = 64,983,774.04
  5. Step 5: Solve for x
    x = 64,983,774.04/9,270.75
  6. Step 6: Final answer
    x = 7,009.55

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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.