Home / 2,686.44-3,706.96-1,567.25

Finding the Fourth Proportional to 2,686.44, 3,706.96 and 1,567.25

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Solution

The fourth proportional to 2,686.44, 3,706.96 and 1,567.25 is: 2,162.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686.44 : 3,706.96 = 1,567.25 : x
  2. Step 2: Convert to fraction form
    2,686.44/3,706.96 = 1,567.25/x
  3. Step 3: Cross multiply
    2,686.44x = 3,706.96 × 1,567.25
  4. Step 4: Simplify right side
    2,686.44x = 5,809,733.06
  5. Step 5: Solve for x
    x = 5,809,733.06/2,686.44
  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.