Home / 10,406.62-14,361.15-5,869.36

Finding the Fourth Proportional to 10,406.62, 14,361.15 and 5,869.36

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Solution

The fourth proportional to 10,406.62, 14,361.15 and 5,869.36 is: 8,099.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,406.62 : 14,361.15 = 5,869.36 : x
  2. Step 2: Convert to fraction form
    10,406.62/14,361.15 = 5,869.36/x
  3. Step 3: Cross multiply
    10,406.62x = 14,361.15 × 5,869.36
  4. Step 4: Simplify right side
    10,406.62x = 84,290,759.36
  5. Step 5: Solve for x
    x = 84,290,759.36/10,406.62
  6. Step 6: Final answer
    x = 8,099.72

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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.