Home / 5,020.60-6,928.91-3,032.80

Finding the Fourth Proportional to 5,020.60, 6,928.91 and 3,032.80

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Solution

The fourth proportional to 5,020.60, 6,928.91 and 3,032.80 is: 4,185.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.60 : 6,928.91 = 3,032.80 : x
  2. Step 2: Convert to fraction form
    5,020.60/6,928.91 = 3,032.80/x
  3. Step 3: Cross multiply
    5,020.60x = 6,928.91 × 3,032.80
  4. Step 4: Simplify right side
    5,020.60x = 21,013,998.25
  5. Step 5: Solve for x
    x = 21,013,998.25/5,020.60
  6. Step 6: Final answer
    x = 4,185.56

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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.