Home / 2,224.27-3,068.68-1,340.35

Finding the Fourth Proportional to 2,224.27, 3,068.68 and 1,340.35

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Solution

The fourth proportional to 2,224.27, 3,068.68 and 1,340.35 is: 1,849.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224.27 : 3,068.68 = 1,340.35 : x
  2. Step 2: Convert to fraction form
    2,224.27/3,068.68 = 1,340.35/x
  3. Step 3: Cross multiply
    2,224.27x = 3,068.68 × 1,340.35
  4. Step 4: Simplify right side
    2,224.27x = 4,113,105.24
  5. Step 5: Solve for x
    x = 4,113,105.24/2,224.27
  6. Step 6: Final answer
    x = 1,849.19

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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.