Home / 7,966.61-11,945.29-2,699.85

Finding the Fourth Proportional to 7,966.61, 11,945.29 and 2,699.85

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Solution

The fourth proportional to 7,966.61, 11,945.29 and 2,699.85 is: 4,048.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.61 : 11,945.29 = 2,699.85 : x
  2. Step 2: Convert to fraction form
    7,966.61/11,945.29 = 2,699.85/x
  3. Step 3: Cross multiply
    7,966.61x = 11,945.29 × 2,699.85
  4. Step 4: Simplify right side
    7,966.61x = 32,250,491.21
  5. Step 5: Solve for x
    x = 32,250,491.21/7,966.61
  6. Step 6: Final answer
    x = 4,048.21

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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.