Home / 11,837.23-17,752.78-3,515.36

Finding the Fourth Proportional to 11,837.23, 17,752.78 and 3,515.36

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Solution

The fourth proportional to 11,837.23, 17,752.78 and 3,515.36 is: 5,272.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.23 : 17,752.78 = 3,515.36 : x
  2. Step 2: Convert to fraction form
    11,837.23/17,752.78 = 3,515.36/x
  3. Step 3: Cross multiply
    11,837.23x = 17,752.78 × 3,515.36
  4. Step 4: Simplify right side
    11,837.23x = 62,407,412.70
  5. Step 5: Solve for x
    x = 62,407,412.70/11,837.23
  6. Step 6: Final answer
    x = 5,272.13

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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.