Home / 7,553.44-11,335.20-2,877.76

Finding the Fourth Proportional to 7,553.44, 11,335.20 and 2,877.76

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Solution

The fourth proportional to 7,553.44, 11,335.20 and 2,877.76 is: 4,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.44 : 11,335.20 = 2,877.76 : x
  2. Step 2: Convert to fraction form
    7,553.44/11,335.20 = 2,877.76/x
  3. Step 3: Cross multiply
    7,553.44x = 11,335.20 × 2,877.76
  4. Step 4: Simplify right side
    7,553.44x = 32,619,985.15
  5. Step 5: Solve for x
    x = 32,619,985.15/7,553.44
  6. Step 6: Final answer
    x = 4,318.56

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1.5x scale

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.