Home / 10,435.07-15,653.33-3,861.11

Finding the Fourth Proportional to 10,435.07, 15,653.33 and 3,861.11

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Solution

The fourth proportional to 10,435.07, 15,653.33 and 3,861.11 is: 5,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.07 : 15,653.33 = 3,861.11 : x
  2. Step 2: Convert to fraction form
    10,435.07/15,653.33 = 3,861.11/x
  3. Step 3: Cross multiply
    10,435.07x = 15,653.33 × 3,861.11
  4. Step 4: Simplify right side
    10,435.07x = 60,439,209.69
  5. Step 5: Solve for x
    x = 60,439,209.69/10,435.07
  6. Step 6: Final answer
    x = 5,791.93

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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.