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Finding the Fourth Proportional to 9,458.75, 13,053.48 and 5,267

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Solution

The fourth proportional to 9,458.75, 13,053.48 and 5,267 is: 7,268.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,458.75 : 13,053.48 = 5,267 : x
  2. Step 2: Convert to fraction form
    9,458.75/13,053.48 = 5,267/x
  3. Step 3: Cross multiply
    9,458.75x = 13,053.48 × 5,267
  4. Step 4: Simplify right side
    9,458.75x = 68,752,679.16
  5. Step 5: Solve for x
    x = 68,752,679.16/9,458.75
  6. Step 6: Final answer
    x = 7,268.69

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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.