Home / 10,724.18-16,104.08-7,236.62

Finding the Fourth Proportional to 10,724.18, 16,104.08 and 7,236.62

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Solution

The fourth proportional to 10,724.18, 16,104.08 and 7,236.62 is: 10,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724.18 : 16,104.08 = 7,236.62 : x
  2. Step 2: Convert to fraction form
    10,724.18/16,104.08 = 7,236.62/x
  3. Step 3: Cross multiply
    10,724.18x = 16,104.08 × 7,236.62
  4. Step 4: Simplify right side
    10,724.18x = 116,539,107.41
  5. Step 5: Solve for x
    x = 116,539,107.41/10,724.18
  6. Step 6: Final answer
    x = 10,866.95

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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.