Home / 10,723.87-16,057.95-7,402.38

Finding the Fourth Proportional to 10,723.87, 16,057.95 and 7,402.38

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Solution

The fourth proportional to 10,723.87, 16,057.95 and 7,402.38 is: 11,084.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.87 : 16,057.95 = 7,402.38 : x
  2. Step 2: Convert to fraction form
    10,723.87/16,057.95 = 7,402.38/x
  3. Step 3: Cross multiply
    10,723.87x = 16,057.95 × 7,402.38
  4. Step 4: Simplify right side
    10,723.87x = 118,867,047.92
  5. Step 5: Solve for x
    x = 118,867,047.92/10,723.87
  6. Step 6: Final answer
    x = 11,084.34

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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.