Home / 11,968.92-17,955.75-3,535.57

Finding the Fourth Proportional to 11,968.92, 17,955.75 and 3,535.57

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Solution

The fourth proportional to 11,968.92, 17,955.75 and 3,535.57 is: 5,304.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.92 : 17,955.75 = 3,535.57 : x
  2. Step 2: Convert to fraction form
    11,968.92/17,955.75 = 3,535.57/x
  3. Step 3: Cross multiply
    11,968.92x = 17,955.75 × 3,535.57
  4. Step 4: Simplify right side
    11,968.92x = 63,483,748.46
  5. Step 5: Solve for x
    x = 63,483,748.46/11,968.92
  6. Step 6: Final answer
    x = 5,304.05

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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.