Home / 11,869.69-17,802.99-5,294.35

Finding the Fourth Proportional to 11,869.69, 17,802.99 and 5,294.35

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Solution

The fourth proportional to 11,869.69, 17,802.99 and 5,294.35 is: 7,940.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.69 : 17,802.99 = 5,294.35 : x
  2. Step 2: Convert to fraction form
    11,869.69/17,802.99 = 5,294.35/x
  3. Step 3: Cross multiply
    11,869.69x = 17,802.99 × 5,294.35
  4. Step 4: Simplify right side
    11,869.69x = 94,255,260.11
  5. Step 5: Solve for x
    x = 94,255,260.11/11,869.69
  6. Step 6: Final answer
    x = 7,940.84

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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.