Home / 2,242.59-3,363.44-1,409.28

Finding the Fourth Proportional to 2,242.59, 3,363.44 and 1,409.28

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Solution

The fourth proportional to 2,242.59, 3,363.44 and 1,409.28 is: 2,113.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.59 : 3,363.44 = 1,409.28 : x
  2. Step 2: Convert to fraction form
    2,242.59/3,363.44 = 1,409.28/x
  3. Step 3: Cross multiply
    2,242.59x = 3,363.44 × 1,409.28
  4. Step 4: Simplify right side
    2,242.59x = 4,740,021.68
  5. Step 5: Solve for x
    x = 4,740,021.68/2,242.59
  6. Step 6: Final answer
    x = 2,113.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.