Home / 9,517.73-13,139.06-6,336.32

Finding the Fourth Proportional to 9,517.73, 13,139.06 and 6,336.32

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Solution

The fourth proportional to 9,517.73, 13,139.06 and 6,336.32 is: 8,747.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517.73 : 13,139.06 = 6,336.32 : x
  2. Step 2: Convert to fraction form
    9,517.73/13,139.06 = 6,336.32/x
  3. Step 3: Cross multiply
    9,517.73x = 13,139.06 × 6,336.32
  4. Step 4: Simplify right side
    9,517.73x = 83,253,191.28
  5. Step 5: Solve for x
    x = 83,253,191.28/9,517.73
  6. Step 6: Final answer
    x = 8,747.17

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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.