Home / 10,167.17-15,250.30-2,771.62

Finding the Fourth Proportional to 10,167.17, 15,250.30 and 2,771.62

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Solution

The fourth proportional to 10,167.17, 15,250.30 and 2,771.62 is: 4,157.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167.17 : 15,250.30 = 2,771.62 : x
  2. Step 2: Convert to fraction form
    10,167.17/15,250.30 = 2,771.62/x
  3. Step 3: Cross multiply
    10,167.17x = 15,250.30 × 2,771.62
  4. Step 4: Simplify right side
    10,167.17x = 42,268,022.63
  5. Step 5: Solve for x
    x = 42,268,022.63/10,167.17
  6. Step 6: Final answer
    x = 4,157.31

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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.