Home / 7,352.21-11,025.99-2,420.75

Finding the Fourth Proportional to 7,352.21, 11,025.99 and 2,420.75

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Solution

The fourth proportional to 7,352.21, 11,025.99 and 2,420.75 is: 3,630.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.21 : 11,025.99 = 2,420.75 : x
  2. Step 2: Convert to fraction form
    7,352.21/11,025.99 = 2,420.75/x
  3. Step 3: Cross multiply
    7,352.21x = 11,025.99 × 2,420.75
  4. Step 4: Simplify right side
    7,352.21x = 26,691,165.29
  5. Step 5: Solve for x
    x = 26,691,165.29/7,352.21
  6. Step 6: Final answer
    x = 3,630.36

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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.