Home / 7,966.02-11,948.79-3,808.95

Finding the Fourth Proportional to 7,966.02, 11,948.79 and 3,808.95

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Solution

The fourth proportional to 7,966.02, 11,948.79 and 3,808.95 is: 5,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.02 : 11,948.79 = 3,808.95 : x
  2. Step 2: Convert to fraction form
    7,966.02/11,948.79 = 3,808.95/x
  3. Step 3: Cross multiply
    7,966.02x = 11,948.79 × 3,808.95
  4. Step 4: Simplify right side
    7,966.02x = 45,512,343.67
  5. Step 5: Solve for x
    x = 45,512,343.67/7,966.02
  6. Step 6: Final answer
    x = 5,713.31

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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.