Home / 3,069.64-4,582.13-2,680.84

Finding the Fourth Proportional to 3,069.64, 4,582.13 and 2,680.84

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Solution

The fourth proportional to 3,069.64, 4,582.13 and 2,680.84 is: 4,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.64 : 4,582.13 = 2,680.84 : x
  2. Step 2: Convert to fraction form
    3,069.64/4,582.13 = 2,680.84/x
  3. Step 3: Cross multiply
    3,069.64x = 4,582.13 × 2,680.84
  4. Step 4: Simplify right side
    3,069.64x = 12,283,957.39
  5. Step 5: Solve for x
    x = 12,283,957.39/3,069.64
  6. Step 6: Final answer
    x = 4,001.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.