Home / 2,072.64-3,108.96-1,706.66

Finding the Fourth Proportional to 2,072.64, 3,108.96 and 1,706.66

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Solution

The fourth proportional to 2,072.64, 3,108.96 and 1,706.66 is: 2,559.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072.64 : 3,108.96 = 1,706.66 : x
  2. Step 2: Convert to fraction form
    2,072.64/3,108.96 = 1,706.66/x
  3. Step 3: Cross multiply
    2,072.64x = 3,108.96 × 1,706.66
  4. Step 4: Simplify right side
    2,072.64x = 5,305,933.79
  5. Step 5: Solve for x
    x = 5,305,933.79/2,072.64
  6. Step 6: Final answer
    x = 2,559.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.