Home / 5,179.30-7,761.27-3,804.58

Finding the Fourth Proportional to 5,179.30, 7,761.27 and 3,804.58

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Solution

The fourth proportional to 5,179.30, 7,761.27 and 3,804.58 is: 5,701.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179.30 : 7,761.27 = 3,804.58 : x
  2. Step 2: Convert to fraction form
    5,179.30/7,761.27 = 3,804.58/x
  3. Step 3: Cross multiply
    5,179.30x = 7,761.27 × 3,804.58
  4. Step 4: Simplify right side
    5,179.30x = 29,528,372.62
  5. Step 5: Solve for x
    x = 29,528,372.62/5,179.30
  6. Step 6: Final answer
    x = 5,701.23

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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.