Home / 10,627.72-15,942.30-2,836.36

Finding the Fourth Proportional to 10,627.72, 15,942.30 and 2,836.36

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Solution

The fourth proportional to 10,627.72, 15,942.30 and 2,836.36 is: 4,254.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.72 : 15,942.30 = 2,836.36 : x
  2. Step 2: Convert to fraction form
    10,627.72/15,942.30 = 2,836.36/x
  3. Step 3: Cross multiply
    10,627.72x = 15,942.30 × 2,836.36
  4. Step 4: Simplify right side
    10,627.72x = 45,218,102.03
  5. Step 5: Solve for x
    x = 45,218,102.03/10,627.72
  6. Step 6: Final answer
    x = 4,254.73

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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.