Home / 8,952.41-13,428.75-3,109.22

Finding the Fourth Proportional to 8,952.41, 13,428.75 and 3,109.22

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Solution

The fourth proportional to 8,952.41, 13,428.75 and 3,109.22 is: 4,663.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.41 : 13,428.75 = 3,109.22 : x
  2. Step 2: Convert to fraction form
    8,952.41/13,428.75 = 3,109.22/x
  3. Step 3: Cross multiply
    8,952.41x = 13,428.75 × 3,109.22
  4. Step 4: Simplify right side
    8,952.41x = 41,752,938.08
  5. Step 5: Solve for x
    x = 41,752,938.08/8,952.41
  6. Step 6: Final answer
    x = 4,663.88

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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.