Home / 5,028.60-7,537.50-2,106.12

Finding the Fourth Proportional to 5,028.60, 7,537.50 and 2,106.12

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Solution

The fourth proportional to 5,028.60, 7,537.50 and 2,106.12 is: 3,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.60 : 7,537.50 = 2,106.12 : x
  2. Step 2: Convert to fraction form
    5,028.60/7,537.50 = 2,106.12/x
  3. Step 3: Cross multiply
    5,028.60x = 7,537.50 × 2,106.12
  4. Step 4: Simplify right side
    5,028.60x = 15,874,879.50
  5. Step 5: Solve for x
    x = 15,874,879.50/5,028.60
  6. Step 6: Final answer
    x = 3,156.92

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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.