Home / 10,114.14-15,161.41-3,869.34

Finding the Fourth Proportional to 10,114.14, 15,161.41 and 3,869.34

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Solution

The fourth proportional to 10,114.14, 15,161.41 and 3,869.34 is: 5,800.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.14 : 15,161.41 = 3,869.34 : x
  2. Step 2: Convert to fraction form
    10,114.14/15,161.41 = 3,869.34/x
  3. Step 3: Cross multiply
    10,114.14x = 15,161.41 × 3,869.34
  4. Step 4: Simplify right side
    10,114.14x = 58,664,640.50
  5. Step 5: Solve for x
    x = 58,664,640.50/10,114.14
  6. Step 6: Final answer
    x = 5,800.26

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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.