Home / 2,213.36-3,055.22-1,552.16

Finding the Fourth Proportional to 2,213.36, 3,055.22 and 1,552.16

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Solution

The fourth proportional to 2,213.36, 3,055.22 and 1,552.16 is: 2,142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.36 : 3,055.22 = 1,552.16 : x
  2. Step 2: Convert to fraction form
    2,213.36/3,055.22 = 1,552.16/x
  3. Step 3: Cross multiply
    2,213.36x = 3,055.22 × 1,552.16
  4. Step 4: Simplify right side
    2,213.36x = 4,742,195.97
  5. Step 5: Solve for x
    x = 4,742,195.97/2,213.36
  6. Step 6: Final answer
    x = 2,142.53

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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.