Home / 7,966.26-11,948.46-2,123.34

Finding the Fourth Proportional to 7,966.26, 11,948.46 and 2,123.34

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Solution

The fourth proportional to 7,966.26, 11,948.46 and 2,123.34 is: 3,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.26 : 11,948.46 = 2,123.34 : x
  2. Step 2: Convert to fraction form
    7,966.26/11,948.46 = 2,123.34/x
  3. Step 3: Cross multiply
    7,966.26x = 11,948.46 × 2,123.34
  4. Step 4: Simplify right side
    7,966.26x = 25,370,643.06
  5. Step 5: Solve for x
    x = 25,370,643.06/7,966.26
  6. Step 6: Final answer
    x = 3,184.76

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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.