Home / 3,284.84-4,531.62-2,164.34

Finding the Fourth Proportional to 3,284.84, 4,531.62 and 2,164.34

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Solution

The fourth proportional to 3,284.84, 4,531.62 and 2,164.34 is: 2,985.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.84 : 4,531.62 = 2,164.34 : x
  2. Step 2: Convert to fraction form
    3,284.84/4,531.62 = 2,164.34/x
  3. Step 3: Cross multiply
    3,284.84x = 4,531.62 × 2,164.34
  4. Step 4: Simplify right side
    3,284.84x = 9,807,966.43
  5. Step 5: Solve for x
    x = 9,807,966.43/3,284.84
  6. Step 6: Final answer
    x = 2,985.83

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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.