Home / 9,245.54-12,758.83-5,266.65

Finding the Fourth Proportional to 9,245.54, 12,758.83 and 5,266.65

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Solution

The fourth proportional to 9,245.54, 12,758.83 and 5,266.65 is: 7,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.54 : 12,758.83 = 5,266.65 : x
  2. Step 2: Convert to fraction form
    9,245.54/12,758.83 = 5,266.65/x
  3. Step 3: Cross multiply
    9,245.54x = 12,758.83 × 5,266.65
  4. Step 4: Simplify right side
    9,245.54x = 67,196,292.02
  5. Step 5: Solve for x
    x = 67,196,292.02/9,245.54
  6. Step 6: Final answer
    x = 7,267.97

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Double scale
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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.