Home / 3,581.48-4,941.29-2,917.19

Finding the Fourth Proportional to 3,581.48, 4,941.29 and 2,917.19

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Solution

The fourth proportional to 3,581.48, 4,941.29 and 2,917.19 is: 4,024.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.48 : 4,941.29 = 2,917.19 : x
  2. Step 2: Convert to fraction form
    3,581.48/4,941.29 = 2,917.19/x
  3. Step 3: Cross multiply
    3,581.48x = 4,941.29 × 2,917.19
  4. Step 4: Simplify right side
    3,581.48x = 14,414,642.48
  5. Step 5: Solve for x
    x = 14,414,642.48/3,581.48
  6. Step 6: Final answer
    x = 4,024.78

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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.