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Finding the Fourth Proportional to 9,272.51, 13,908.71 and 2,252.51

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Solution

The fourth proportional to 9,272.51, 13,908.71 and 2,252.51 is: 3,378.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272.51 : 13,908.71 = 2,252.51 : x
  2. Step 2: Convert to fraction form
    9,272.51/13,908.71 = 2,252.51/x
  3. Step 3: Cross multiply
    9,272.51x = 13,908.71 × 2,252.51
  4. Step 4: Simplify right side
    9,272.51x = 31,329,496.61
  5. Step 5: Solve for x
    x = 31,329,496.61/9,272.51
  6. Step 6: Final answer
    x = 3,378.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.