Home / 7,560.72-11,338.56-3,177.36

Finding the Fourth Proportional to 7,560.72, 11,338.56 and 3,177.36

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Solution

The fourth proportional to 7,560.72, 11,338.56 and 3,177.36 is: 4,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,560.72 : 11,338.56 = 3,177.36 : x
  2. Step 2: Convert to fraction form
    7,560.72/11,338.56 = 3,177.36/x
  3. Step 3: Cross multiply
    7,560.72x = 11,338.56 × 3,177.36
  4. Step 4: Simplify right side
    7,560.72x = 36,026,687.00
  5. Step 5: Solve for x
    x = 36,026,687.00/7,560.72
  6. Step 6: Final answer
    x = 4,764.98

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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.