Home / 5,091.85-7,633.44-2,317.55

Finding the Fourth Proportional to 5,091.85, 7,633.44 and 2,317.55

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Solution

The fourth proportional to 5,091.85, 7,633.44 and 2,317.55 is: 3,474.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.85 : 7,633.44 = 2,317.55 : x
  2. Step 2: Convert to fraction form
    5,091.85/7,633.44 = 2,317.55/x
  3. Step 3: Cross multiply
    5,091.85x = 7,633.44 × 2,317.55
  4. Step 4: Simplify right side
    5,091.85x = 17,690,878.87
  5. Step 5: Solve for x
    x = 17,690,878.87/5,091.85
  6. Step 6: Final answer
    x = 3,474.35

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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.