Home / 2,708.55-4,060.80-1,732.77

Finding the Fourth Proportional to 2,708.55, 4,060.80 and 1,732.77

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Solution

The fourth proportional to 2,708.55, 4,060.80 and 1,732.77 is: 2,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708.55 : 4,060.80 = 1,732.77 : x
  2. Step 2: Convert to fraction form
    2,708.55/4,060.80 = 1,732.77/x
  3. Step 3: Cross multiply
    2,708.55x = 4,060.80 × 1,732.77
  4. Step 4: Simplify right side
    2,708.55x = 7,036,432.42
  5. Step 5: Solve for x
    x = 7,036,432.42/2,708.55
  6. Step 6: Final answer
    x = 2,597.86

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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.