Home / 10,114.26-15,171.38-2,818.26

Finding the Fourth Proportional to 10,114.26, 15,171.38 and 2,818.26

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Solution

The fourth proportional to 10,114.26, 15,171.38 and 2,818.26 is: 4,227.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,114.26 : 15,171.38 = 2,818.26 : x
  2. Step 2: Convert to fraction form
    10,114.26/15,171.38 = 2,818.26/x
  3. Step 3: Cross multiply
    10,114.26x = 15,171.38 × 2,818.26
  4. Step 4: Simplify right side
    10,114.26x = 42,756,893.40
  5. Step 5: Solve for x
    x = 42,756,893.40/10,114.26
  6. Step 6: Final answer
    x = 4,227.39

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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.