Home / 4,022.68-5,551.86-2,907.22

Finding the Fourth Proportional to 4,022.68, 5,551.86 and 2,907.22

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Solution

The fourth proportional to 4,022.68, 5,551.86 and 2,907.22 is: 4,012.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022.68 : 5,551.86 = 2,907.22 : x
  2. Step 2: Convert to fraction form
    4,022.68/5,551.86 = 2,907.22/x
  3. Step 3: Cross multiply
    4,022.68x = 5,551.86 × 2,907.22
  4. Step 4: Simplify right side
    4,022.68x = 16,140,478.43
  5. Step 5: Solve for x
    x = 16,140,478.43/4,022.68
  6. Step 6: Final answer
    x = 4,012.37

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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.