Home / 7,985.24-11,977.33-3,304.02

Finding the Fourth Proportional to 7,985.24, 11,977.33 and 3,304.02

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Solution

The fourth proportional to 7,985.24, 11,977.33 and 3,304.02 is: 4,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,985.24 : 11,977.33 = 3,304.02 : x
  2. Step 2: Convert to fraction form
    7,985.24/11,977.33 = 3,304.02/x
  3. Step 3: Cross multiply
    7,985.24x = 11,977.33 × 3,304.02
  4. Step 4: Simplify right side
    7,985.24x = 39,573,337.87
  5. Step 5: Solve for x
    x = 39,573,337.87/7,985.24
  6. Step 6: Final answer
    x = 4,955.81

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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.