Home / 2,256.20-3,110.73-1,725.74

Finding the Fourth Proportional to 2,256.20, 3,110.73 and 1,725.74

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Solution

The fourth proportional to 2,256.20, 3,110.73 and 1,725.74 is: 2,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256.20 : 3,110.73 = 1,725.74 : x
  2. Step 2: Convert to fraction form
    2,256.20/3,110.73 = 1,725.74/x
  3. Step 3: Cross multiply
    2,256.20x = 3,110.73 × 1,725.74
  4. Step 4: Simplify right side
    2,256.20x = 5,368,295.64
  5. Step 5: Solve for x
    x = 5,368,295.64/2,256.20
  6. Step 6: Final answer
    x = 2,379.36

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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.