Home / 7,035.90-10,551.26-2,103.87

Finding the Fourth Proportional to 7,035.90, 10,551.26 and 2,103.87

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Solution

The fourth proportional to 7,035.90, 10,551.26 and 2,103.87 is: 3,155.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035.90 : 10,551.26 = 2,103.87 : x
  2. Step 2: Convert to fraction form
    7,035.90/10,551.26 = 2,103.87/x
  3. Step 3: Cross multiply
    7,035.90x = 10,551.26 × 2,103.87
  4. Step 4: Simplify right side
    7,035.90x = 22,198,524.20
  5. Step 5: Solve for x
    x = 22,198,524.20/7,035.90
  6. Step 6: Final answer
    x = 3,155.04

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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.