Home / 9,245.46-12,757.26-5,266.65

Finding the Fourth Proportional to 9,245.46, 12,757.26 and 5,266.65

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Solution

The fourth proportional to 9,245.46, 12,757.26 and 5,266.65 is: 7,267.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.46 : 12,757.26 = 5,266.65 : x
  2. Step 2: Convert to fraction form
    9,245.46/12,757.26 = 5,266.65/x
  3. Step 3: Cross multiply
    9,245.46x = 12,757.26 × 5,266.65
  4. Step 4: Simplify right side
    9,245.46x = 67,188,023.38
  5. Step 5: Solve for x
    x = 67,188,023.38/9,245.46
  6. Step 6: Final answer
    x = 7,267.14

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Double scale
Find fourth proportional to 9,246.46, 12,758.64 and 5,267.65
Similar ratio
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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.