Home / 9,797.20-13,516.56-6,441.82

Finding the Fourth Proportional to 9,797.20, 13,516.56 and 6,441.82

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Solution

The fourth proportional to 9,797.20, 13,516.56 and 6,441.82 is: 8,887.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,797.20 : 13,516.56 = 6,441.82 : x
  2. Step 2: Convert to fraction form
    9,797.20/13,516.56 = 6,441.82/x
  3. Step 3: Cross multiply
    9,797.20x = 13,516.56 × 6,441.82
  4. Step 4: Simplify right side
    9,797.20x = 87,071,246.54
  5. Step 5: Solve for x
    x = 87,071,246.54/9,797.20
  6. Step 6: Final answer
    x = 8,887.36

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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.