Home / 10,812.40-16,233.83-6,141.53

Finding the Fourth Proportional to 10,812.40, 16,233.83 and 6,141.53

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Solution

The fourth proportional to 10,812.40, 16,233.83 and 6,141.53 is: 9,220.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.40 : 16,233.83 = 6,141.53 : x
  2. Step 2: Convert to fraction form
    10,812.40/16,233.83 = 6,141.53/x
  3. Step 3: Cross multiply
    10,812.40x = 16,233.83 × 6,141.53
  4. Step 4: Simplify right side
    10,812.40x = 99,700,553.96
  5. Step 5: Solve for x
    x = 99,700,553.96/10,812.40
  6. Step 6: Final answer
    x = 9,220.95

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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.