Home / 9,775.38-13,490.68-5,524.96

Finding the Fourth Proportional to 9,775.38, 13,490.68 and 5,524.96

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Solution

The fourth proportional to 9,775.38, 13,490.68 and 5,524.96 is: 7,624.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,775.38 : 13,490.68 = 5,524.96 : x
  2. Step 2: Convert to fraction form
    9,775.38/13,490.68 = 5,524.96/x
  3. Step 3: Cross multiply
    9,775.38x = 13,490.68 × 5,524.96
  4. Step 4: Simplify right side
    9,775.38x = 74,535,467.37
  5. Step 5: Solve for x
    x = 74,535,467.37/9,775.38
  6. Step 6: Final answer
    x = 7,624.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.