Home / 2,650.38-3,657.86-1,602.44

Finding the Fourth Proportional to 2,650.38, 3,657.86 and 1,602.44

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Solution

The fourth proportional to 2,650.38, 3,657.86 and 1,602.44 is: 2,211.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.38 : 3,657.86 = 1,602.44 : x
  2. Step 2: Convert to fraction form
    2,650.38/3,657.86 = 1,602.44/x
  3. Step 3: Cross multiply
    2,650.38x = 3,657.86 × 1,602.44
  4. Step 4: Simplify right side
    2,650.38x = 5,861,501.18
  5. Step 5: Solve for x
    x = 5,861,501.18/2,650.38
  6. Step 6: Final answer
    x = 2,211.57

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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.