Home / 9,639.11-13,304.19-6,276.07

Finding the Fourth Proportional to 9,639.11, 13,304.19 and 6,276.07

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Solution

The fourth proportional to 9,639.11, 13,304.19 and 6,276.07 is: 8,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,639.11 : 13,304.19 = 6,276.07 : x
  2. Step 2: Convert to fraction form
    9,639.11/13,304.19 = 6,276.07/x
  3. Step 3: Cross multiply
    9,639.11x = 13,304.19 × 6,276.07
  4. Step 4: Simplify right side
    9,639.11x = 83,498,027.73
  5. Step 5: Solve for x
    x = 83,498,027.73/9,639.11
  6. Step 6: Final answer
    x = 8,662.42

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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.