Home / 3,246-4,480.18-2,066.80

Finding the Fourth Proportional to 3,246, 4,480.18 and 2,066.80

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Solution

The fourth proportional to 3,246, 4,480.18 and 2,066.80 is: 2,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246 : 4,480.18 = 2,066.80 : x
  2. Step 2: Convert to fraction form
    3,246/4,480.18 = 2,066.80/x
  3. Step 3: Cross multiply
    3,246x = 4,480.18 × 2,066.80
  4. Step 4: Simplify right side
    3,246x = 9,259,636.02
  5. Step 5: Solve for x
    x = 9,259,636.02/3,246
  6. Step 6: Final answer
    x = 2,852.63

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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.