Home / 2,717.96-4,076.80-1,487.77

Finding the Fourth Proportional to 2,717.96, 4,076.80 and 1,487.77

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Solution

The fourth proportional to 2,717.96, 4,076.80 and 1,487.77 is: 2,231.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.96 : 4,076.80 = 1,487.77 : x
  2. Step 2: Convert to fraction form
    2,717.96/4,076.80 = 1,487.77/x
  3. Step 3: Cross multiply
    2,717.96x = 4,076.80 × 1,487.77
  4. Step 4: Simplify right side
    2,717.96x = 6,065,326.82
  5. Step 5: Solve for x
    x = 6,065,326.82/2,717.96
  6. Step 6: Final answer
    x = 2,231.58

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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.