Home / 2,242.48-3,090-2,212.24

Finding the Fourth Proportional to 2,242.48, 3,090 and 2,212.24

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Solution

The fourth proportional to 2,242.48, 3,090 and 2,212.24 is: 3,048.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.48 : 3,090 = 2,212.24 : x
  2. Step 2: Convert to fraction form
    2,242.48/3,090 = 2,212.24/x
  3. Step 3: Cross multiply
    2,242.48x = 3,090 × 2,212.24
  4. Step 4: Simplify right side
    2,242.48x = 6,835,821.60
  5. Step 5: Solve for x
    x = 6,835,821.60/2,242.48
  6. Step 6: Final answer
    x = 3,048.33

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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.