Home / 7,372.58-11,049.01-2,688.19

Finding the Fourth Proportional to 7,372.58, 11,049.01 and 2,688.19

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Solution

The fourth proportional to 7,372.58, 11,049.01 and 2,688.19 is: 4,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372.58 : 11,049.01 = 2,688.19 : x
  2. Step 2: Convert to fraction form
    7,372.58/11,049.01 = 2,688.19/x
  3. Step 3: Cross multiply
    7,372.58x = 11,049.01 × 2,688.19
  4. Step 4: Simplify right side
    7,372.58x = 29,701,782.95
  5. Step 5: Solve for x
    x = 29,701,782.95/7,372.58
  6. Step 6: Final answer
    x = 4,028.68

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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.