Home / 3,290.04-4,540.08-1,797.68

Finding the Fourth Proportional to 3,290.04, 4,540.08 and 1,797.68

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Solution

The fourth proportional to 3,290.04, 4,540.08 and 1,797.68 is: 2,480.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.04 : 4,540.08 = 1,797.68 : x
  2. Step 2: Convert to fraction form
    3,290.04/4,540.08 = 1,797.68/x
  3. Step 3: Cross multiply
    3,290.04x = 4,540.08 × 1,797.68
  4. Step 4: Simplify right side
    3,290.04x = 8,161,611.01
  5. Step 5: Solve for x
    x = 8,161,611.01/3,290.04
  6. Step 6: Final answer
    x = 2,480.70

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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.