Home / 5,104.09-7,657.44-2,140.93

Finding the Fourth Proportional to 5,104.09, 7,657.44 and 2,140.93

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Solution

The fourth proportional to 5,104.09, 7,657.44 and 2,140.93 is: 3,211.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.09 : 7,657.44 = 2,140.93 : x
  2. Step 2: Convert to fraction form
    5,104.09/7,657.44 = 2,140.93/x
  3. Step 3: Cross multiply
    5,104.09x = 7,657.44 × 2,140.93
  4. Step 4: Simplify right side
    5,104.09x = 16,394,043.02
  5. Step 5: Solve for x
    x = 16,394,043.02/5,104.09
  6. Step 6: Final answer
    x = 3,211.94

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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.