Home / 7,985.27-11,976.36-3,053.75

Finding the Fourth Proportional to 7,985.27, 11,976.36 and 3,053.75

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Solution

The fourth proportional to 7,985.27, 11,976.36 and 3,053.75 is: 4,580.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,985.27 : 11,976.36 = 3,053.75 : x
  2. Step 2: Convert to fraction form
    7,985.27/11,976.36 = 3,053.75/x
  3. Step 3: Cross multiply
    7,985.27x = 11,976.36 × 3,053.75
  4. Step 4: Simplify right side
    7,985.27x = 36,572,809.35
  5. Step 5: Solve for x
    x = 36,572,809.35/7,985.27
  6. Step 6: Final answer
    x = 4,580.03

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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.