Home / 11,966.11-17,950.05-3,646.84

Finding the Fourth Proportional to 11,966.11, 17,950.05 and 3,646.84

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Solution

The fourth proportional to 11,966.11, 17,950.05 and 3,646.84 is: 5,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.11 : 17,950.05 = 3,646.84 : x
  2. Step 2: Convert to fraction form
    11,966.11/17,950.05 = 3,646.84/x
  3. Step 3: Cross multiply
    11,966.11x = 17,950.05 × 3,646.84
  4. Step 4: Simplify right side
    11,966.11x = 65,460,960.34
  5. Step 5: Solve for x
    x = 65,460,960.34/11,966.11
  6. Step 6: Final answer
    x = 5,470.53

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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.