Home / 11,754.05-17,631.14-2,988.97

Finding the Fourth Proportional to 11,754.05, 17,631.14 and 2,988.97

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Solution

The fourth proportional to 11,754.05, 17,631.14 and 2,988.97 is: 4,483.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754.05 : 17,631.14 = 2,988.97 : x
  2. Step 2: Convert to fraction form
    11,754.05/17,631.14 = 2,988.97/x
  3. Step 3: Cross multiply
    11,754.05x = 17,631.14 × 2,988.97
  4. Step 4: Simplify right side
    11,754.05x = 52,698,933.58
  5. Step 5: Solve for x
    x = 52,698,933.58/11,754.05
  6. Step 6: Final answer
    x = 4,483.47

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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.