Home / 4,079.19-5,629.24-2,216.19

Finding the Fourth Proportional to 4,079.19, 5,629.24 and 2,216.19

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Solution

The fourth proportional to 4,079.19, 5,629.24 and 2,216.19 is: 3,058.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.19 : 5,629.24 = 2,216.19 : x
  2. Step 2: Convert to fraction form
    4,079.19/5,629.24 = 2,216.19/x
  3. Step 3: Cross multiply
    4,079.19x = 5,629.24 × 2,216.19
  4. Step 4: Simplify right side
    4,079.19x = 12,475,465.40
  5. Step 5: Solve for x
    x = 12,475,465.40/4,079.19
  6. Step 6: Final answer
    x = 3,058.32

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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.