Home / 7,957.34-11,941.50-2,763.21

Finding the Fourth Proportional to 7,957.34, 11,941.50 and 2,763.21

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Solution

The fourth proportional to 7,957.34, 11,941.50 and 2,763.21 is: 4,146.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957.34 : 11,941.50 = 2,763.21 : x
  2. Step 2: Convert to fraction form
    7,957.34/11,941.50 = 2,763.21/x
  3. Step 3: Cross multiply
    7,957.34x = 11,941.50 × 2,763.21
  4. Step 4: Simplify right side
    7,957.34x = 32,996,872.22
  5. Step 5: Solve for x
    x = 32,996,872.22/7,957.34
  6. Step 6: Final answer
    x = 4,146.72

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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.