Home / 3,649.24-5,034.18-2,528.20

Finding the Fourth Proportional to 3,649.24, 5,034.18 and 2,528.20

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Solution

The fourth proportional to 3,649.24, 5,034.18 and 2,528.20 is: 3,487.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.24 : 5,034.18 = 2,528.20 : x
  2. Step 2: Convert to fraction form
    3,649.24/5,034.18 = 2,528.20/x
  3. Step 3: Cross multiply
    3,649.24x = 5,034.18 × 2,528.20
  4. Step 4: Simplify right side
    3,649.24x = 12,727,413.88
  5. Step 5: Solve for x
    x = 12,727,413.88/3,649.24
  6. Step 6: Final answer
    x = 3,487.69

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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.