Home / 2,194.10-3,022.70-1,529.74

Finding the Fourth Proportional to 2,194.10, 3,022.70 and 1,529.74

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Solution

The fourth proportional to 2,194.10, 3,022.70 and 1,529.74 is: 2,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.10 : 3,022.70 = 1,529.74 : x
  2. Step 2: Convert to fraction form
    2,194.10/3,022.70 = 1,529.74/x
  3. Step 3: Cross multiply
    2,194.10x = 3,022.70 × 1,529.74
  4. Step 4: Simplify right side
    2,194.10x = 4,623,945.10
  5. Step 5: Solve for x
    x = 4,623,945.10/2,194.10
  6. Step 6: Final answer
    x = 2,107.45

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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.