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Finding the Fourth Proportional to 9,891.69, 14,837.51 and 2,496.74

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Solution

The fourth proportional to 9,891.69, 14,837.51 and 2,496.74 is: 3,745.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891.69 : 14,837.51 = 2,496.74 : x
  2. Step 2: Convert to fraction form
    9,891.69/14,837.51 = 2,496.74/x
  3. Step 3: Cross multiply
    9,891.69x = 14,837.51 × 2,496.74
  4. Step 4: Simplify right side
    9,891.69x = 37,045,318.05
  5. Step 5: Solve for x
    x = 37,045,318.05/9,891.69
  6. Step 6: Final answer
    x = 3,745.09

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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.