Home / 11,839.26-17,752.71-3,518.13

Finding the Fourth Proportional to 11,839.26, 17,752.71 and 3,518.13

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Solution

The fourth proportional to 11,839.26, 17,752.71 and 3,518.13 is: 5,275.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839.26 : 17,752.71 = 3,518.13 : x
  2. Step 2: Convert to fraction form
    11,839.26/17,752.71 = 3,518.13/x
  3. Step 3: Cross multiply
    11,839.26x = 17,752.71 × 3,518.13
  4. Step 4: Simplify right side
    11,839.26x = 62,456,341.63
  5. Step 5: Solve for x
    x = 62,456,341.63/11,839.26
  6. Step 6: Final answer
    x = 5,275.36

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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.