Home / 10,161.90-15,232.94-4,240.49

Finding the Fourth Proportional to 10,161.90, 15,232.94 and 4,240.49

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Solution

The fourth proportional to 10,161.90, 15,232.94 and 4,240.49 is: 6,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.90 : 15,232.94 = 4,240.49 : x
  2. Step 2: Convert to fraction form
    10,161.90/15,232.94 = 4,240.49/x
  3. Step 3: Cross multiply
    10,161.90x = 15,232.94 × 4,240.49
  4. Step 4: Simplify right side
    10,161.90x = 64,595,146.62
  5. Step 5: Solve for x
    x = 64,595,146.62/10,161.90
  6. Step 6: Final answer
    x = 6,356.60

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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.