Home / 3,995.68-5,511.47-2,651.26

Finding the Fourth Proportional to 3,995.68, 5,511.47 and 2,651.26

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Solution

The fourth proportional to 3,995.68, 5,511.47 and 2,651.26 is: 3,657.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.68 : 5,511.47 = 2,651.26 : x
  2. Step 2: Convert to fraction form
    3,995.68/5,511.47 = 2,651.26/x
  3. Step 3: Cross multiply
    3,995.68x = 5,511.47 × 2,651.26
  4. Step 4: Simplify right side
    3,995.68x = 14,612,350.42
  5. Step 5: Solve for x
    x = 14,612,350.42/3,995.68
  6. Step 6: Final answer
    x = 3,657.03

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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.