Home / 4,077.28-5,626.62-2,214.28

Finding the Fourth Proportional to 4,077.28, 5,626.62 and 2,214.28

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Solution

The fourth proportional to 4,077.28, 5,626.62 and 2,214.28 is: 3,055.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.28 : 5,626.62 = 2,214.28 : x
  2. Step 2: Convert to fraction form
    4,077.28/5,626.62 = 2,214.28/x
  3. Step 3: Cross multiply
    4,077.28x = 5,626.62 × 2,214.28
  4. Step 4: Simplify right side
    4,077.28x = 12,458,912.13
  5. Step 5: Solve for x
    x = 12,458,912.13/4,077.28
  6. Step 6: Final answer
    x = 3,055.69

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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.