Home / 5,675.76-7,833.60-3,317.04

Finding the Fourth Proportional to 5,675.76, 7,833.60 and 3,317.04

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Solution

The fourth proportional to 5,675.76, 7,833.60 and 3,317.04 is: 4,578.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.76 : 7,833.60 = 3,317.04 : x
  2. Step 2: Convert to fraction form
    5,675.76/7,833.60 = 3,317.04/x
  3. Step 3: Cross multiply
    5,675.76x = 7,833.60 × 3,317.04
  4. Step 4: Simplify right side
    5,675.76x = 25,984,364.54
  5. Step 5: Solve for x
    x = 25,984,364.54/5,675.76
  6. Step 6: Final answer
    x = 4,578.13

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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.