Home / 7,352.11-11,028.35-2,158.15

Finding the Fourth Proportional to 7,352.11, 11,028.35 and 2,158.15

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Solution

The fourth proportional to 7,352.11, 11,028.35 and 2,158.15 is: 3,237.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.11 : 11,028.35 = 2,158.15 : x
  2. Step 2: Convert to fraction form
    7,352.11/11,028.35 = 2,158.15/x
  3. Step 3: Cross multiply
    7,352.11x = 11,028.35 × 2,158.15
  4. Step 4: Simplify right side
    7,352.11x = 23,800,833.55
  5. Step 5: Solve for x
    x = 23,800,833.55/7,352.11
  6. Step 6: Final answer
    x = 3,237.28

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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.