Home / 3,275.04-4,910.22-1,689.84

Finding the Fourth Proportional to 3,275.04, 4,910.22 and 1,689.84

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Solution

The fourth proportional to 3,275.04, 4,910.22 and 1,689.84 is: 2,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275.04 : 4,910.22 = 1,689.84 : x
  2. Step 2: Convert to fraction form
    3,275.04/4,910.22 = 1,689.84/x
  3. Step 3: Cross multiply
    3,275.04x = 4,910.22 × 1,689.84
  4. Step 4: Simplify right side
    3,275.04x = 8,297,486.16
  5. Step 5: Solve for x
    x = 8,297,486.16/3,275.04
  6. Step 6: Final answer
    x = 2,533.55

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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.