Home / 2,746.75-3,789.84-1,567.39

Finding the Fourth Proportional to 2,746.75, 3,789.84 and 1,567.39

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Solution

The fourth proportional to 2,746.75, 3,789.84 and 1,567.39 is: 2,162.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.75 : 3,789.84 = 1,567.39 : x
  2. Step 2: Convert to fraction form
    2,746.75/3,789.84 = 1,567.39/x
  3. Step 3: Cross multiply
    2,746.75x = 3,789.84 × 1,567.39
  4. Step 4: Simplify right side
    2,746.75x = 5,940,157.32
  5. Step 5: Solve for x
    x = 5,940,157.32/2,746.75
  6. Step 6: Final answer
    x = 2,162.61

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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.