Home / 5,025.90-7,535.79-2,101.62

Finding the Fourth Proportional to 5,025.90, 7,535.79 and 2,101.62

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Solution

The fourth proportional to 5,025.90, 7,535.79 and 2,101.62 is: 3,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.90 : 7,535.79 = 2,101.62 : x
  2. Step 2: Convert to fraction form
    5,025.90/7,535.79 = 2,101.62/x
  3. Step 3: Cross multiply
    5,025.90x = 7,535.79 × 2,101.62
  4. Step 4: Simplify right side
    5,025.90x = 15,837,366.98
  5. Step 5: Solve for x
    x = 15,837,366.98/5,025.90
  6. Step 6: Final answer
    x = 3,151.15

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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.