Home / 3,088.27-4,261.74-1,761.85

Finding the Fourth Proportional to 3,088.27, 4,261.74 and 1,761.85

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Solution

The fourth proportional to 3,088.27, 4,261.74 and 1,761.85 is: 2,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.27 : 4,261.74 = 1,761.85 : x
  2. Step 2: Convert to fraction form
    3,088.27/4,261.74 = 1,761.85/x
  3. Step 3: Cross multiply
    3,088.27x = 4,261.74 × 1,761.85
  4. Step 4: Simplify right side
    3,088.27x = 7,508,525.31
  5. Step 5: Solve for x
    x = 7,508,525.31/3,088.27
  6. Step 6: Final answer
    x = 2,431.31

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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.