Home / 9,193.68-13,790.96-2,620.32

Finding the Fourth Proportional to 9,193.68, 13,790.96 and 2,620.32

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Solution

The fourth proportional to 9,193.68, 13,790.96 and 2,620.32 is: 3,930.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193.68 : 13,790.96 = 2,620.32 : x
  2. Step 2: Convert to fraction form
    9,193.68/13,790.96 = 2,620.32/x
  3. Step 3: Cross multiply
    9,193.68x = 13,790.96 × 2,620.32
  4. Step 4: Simplify right side
    9,193.68x = 36,136,728.31
  5. Step 5: Solve for x
    x = 36,136,728.31/9,193.68
  6. Step 6: Final answer
    x = 3,930.61

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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.