Home / 11,656.09-17,484.31-2,891.01

Finding the Fourth Proportional to 11,656.09, 17,484.31 and 2,891.01

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Solution

The fourth proportional to 11,656.09, 17,484.31 and 2,891.01 is: 4,336.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656.09 : 17,484.31 = 2,891.01 : x
  2. Step 2: Convert to fraction form
    11,656.09/17,484.31 = 2,891.01/x
  3. Step 3: Cross multiply
    11,656.09x = 17,484.31 × 2,891.01
  4. Step 4: Simplify right side
    11,656.09x = 50,547,269.62
  5. Step 5: Solve for x
    x = 50,547,269.62/11,656.09
  6. Step 6: Final answer
    x = 4,336.56

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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.