Home / 11,967.67-17,955.61-4,574.25

Finding the Fourth Proportional to 11,967.67, 17,955.61 and 4,574.25

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Solution

The fourth proportional to 11,967.67, 17,955.61 and 4,574.25 is: 6,862.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,967.67 : 17,955.61 = 4,574.25 : x
  2. Step 2: Convert to fraction form
    11,967.67/17,955.61 = 4,574.25/x
  3. Step 3: Cross multiply
    11,967.67x = 17,955.61 × 4,574.25
  4. Step 4: Simplify right side
    11,967.67x = 82,133,406.40
  5. Step 5: Solve for x
    x = 82,133,406.40/11,967.67
  6. Step 6: Final answer
    x = 6,862.94

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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.