Home / 6,604.32-9,113.84-3,620.18

Finding the Fourth Proportional to 6,604.32, 9,113.84 and 3,620.18

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Solution

The fourth proportional to 6,604.32, 9,113.84 and 3,620.18 is: 4,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,604.32 : 9,113.84 = 3,620.18 : x
  2. Step 2: Convert to fraction form
    6,604.32/9,113.84 = 3,620.18/x
  3. Step 3: Cross multiply
    6,604.32x = 9,113.84 × 3,620.18
  4. Step 4: Simplify right side
    6,604.32x = 32,993,718.47
  5. Step 5: Solve for x
    x = 32,993,718.47/6,604.32
  6. Step 6: Final answer
    x = 4,995.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.