Home / 4,639.24-6,402.42-2,650.44

Finding the Fourth Proportional to 4,639.24, 6,402.42 and 2,650.44

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Solution

The fourth proportional to 4,639.24, 6,402.42 and 2,650.44 is: 3,657.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.24 : 6,402.42 = 2,650.44 : x
  2. Step 2: Convert to fraction form
    4,639.24/6,402.42 = 2,650.44/x
  3. Step 3: Cross multiply
    4,639.24x = 6,402.42 × 2,650.44
  4. Step 4: Simplify right side
    4,639.24x = 16,969,230.06
  5. Step 5: Solve for x
    x = 16,969,230.06/4,639.24
  6. Step 6: Final answer
    x = 3,657.76

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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.