Home / 7,983.34-11,975.87-3,057.15

Finding the Fourth Proportional to 7,983.34, 11,975.87 and 3,057.15

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Solution

The fourth proportional to 7,983.34, 11,975.87 and 3,057.15 is: 4,586.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.34 : 11,975.87 = 3,057.15 : x
  2. Step 2: Convert to fraction form
    7,983.34/11,975.87 = 3,057.15/x
  3. Step 3: Cross multiply
    7,983.34x = 11,975.87 × 3,057.15
  4. Step 4: Simplify right side
    7,983.34x = 36,612,030.97
  5. Step 5: Solve for x
    x = 36,612,030.97/7,983.34
  6. Step 6: Final answer
    x = 4,586.05

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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.