Home / 3,320.67-4,585.64-2,080.83

Finding the Fourth Proportional to 3,320.67, 4,585.64 and 2,080.83

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Solution

The fourth proportional to 3,320.67, 4,585.64 and 2,080.83 is: 2,873.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.67 : 4,585.64 = 2,080.83 : x
  2. Step 2: Convert to fraction form
    3,320.67/4,585.64 = 2,080.83/x
  3. Step 3: Cross multiply
    3,320.67x = 4,585.64 × 2,080.83
  4. Step 4: Simplify right side
    3,320.67x = 9,541,926.88
  5. Step 5: Solve for x
    x = 9,541,926.88/3,320.67
  6. Step 6: Final answer
    x = 2,873.49

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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.