Home / 10,933.04-16,395.53-3,911.15

Finding the Fourth Proportional to 10,933.04, 16,395.53 and 3,911.15

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Solution

The fourth proportional to 10,933.04, 16,395.53 and 3,911.15 is: 5,865.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,933.04 : 16,395.53 = 3,911.15 : x
  2. Step 2: Convert to fraction form
    10,933.04/16,395.53 = 3,911.15/x
  3. Step 3: Cross multiply
    10,933.04x = 16,395.53 × 3,911.15
  4. Step 4: Simplify right side
    10,933.04x = 64,125,427.93
  5. Step 5: Solve for x
    x = 64,125,427.93/10,933.04
  6. Step 6: Final answer
    x = 5,865.29

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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.