Home / 9,255.42-12,769.32-5,273.67

Finding the Fourth Proportional to 9,255.42, 12,769.32 and 5,273.67

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Solution

The fourth proportional to 9,255.42, 12,769.32 and 5,273.67 is: 7,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.42 : 12,769.32 = 5,273.67 : x
  2. Step 2: Convert to fraction form
    9,255.42/12,769.32 = 5,273.67/x
  3. Step 3: Cross multiply
    9,255.42x = 12,769.32 × 5,273.67
  4. Step 4: Simplify right side
    9,255.42x = 67,341,115.96
  5. Step 5: Solve for x
    x = 67,341,115.96/9,255.42
  6. Step 6: Final answer
    x = 7,275.86

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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.