Home / 5,494.54-7,580.67-3,136.22

Finding the Fourth Proportional to 5,494.54, 7,580.67 and 3,136.22

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Solution

The fourth proportional to 5,494.54, 7,580.67 and 3,136.22 is: 4,326.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.54 : 7,580.67 = 3,136.22 : x
  2. Step 2: Convert to fraction form
    5,494.54/7,580.67 = 3,136.22/x
  3. Step 3: Cross multiply
    5,494.54x = 7,580.67 × 3,136.22
  4. Step 4: Simplify right side
    5,494.54x = 23,774,648.87
  5. Step 5: Solve for x
    x = 23,774,648.87/5,494.54
  6. Step 6: Final answer
    x = 4,326.96

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1.5x scale

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.