Home / 4,243.31-5,855.46-2,650.67

Finding the Fourth Proportional to 4,243.31, 5,855.46 and 2,650.67

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Solution

The fourth proportional to 4,243.31, 5,855.46 and 2,650.67 is: 3,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.31 : 5,855.46 = 2,650.67 : x
  2. Step 2: Convert to fraction form
    4,243.31/5,855.46 = 2,650.67/x
  3. Step 3: Cross multiply
    4,243.31x = 5,855.46 × 2,650.67
  4. Step 4: Simplify right side
    4,243.31x = 15,520,930.20
  5. Step 5: Solve for x
    x = 15,520,930.20/4,243.31
  6. Step 6: Final answer
    x = 3,657.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.