Home / 11,966.51-17,950.46-3,646.80

Finding the Fourth Proportional to 11,966.51, 17,950.46 and 3,646.80

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Solution

The fourth proportional to 11,966.51, 17,950.46 and 3,646.80 is: 5,470.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.51 : 17,950.46 = 3,646.80 : x
  2. Step 2: Convert to fraction form
    11,966.51/17,950.46 = 3,646.80/x
  3. Step 3: Cross multiply
    11,966.51x = 17,950.46 × 3,646.80
  4. Step 4: Simplify right side
    11,966.51x = 65,461,719.29
  5. Step 5: Solve for x
    x = 65,461,719.29/11,966.51
  6. Step 6: Final answer
    x = 5,470.41

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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.