Home / 3,284.69-4,532.80-1,867.70

Finding the Fourth Proportional to 3,284.69, 4,532.80 and 1,867.70

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Solution

The fourth proportional to 3,284.69, 4,532.80 and 1,867.70 is: 2,577.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.69 : 4,532.80 = 1,867.70 : x
  2. Step 2: Convert to fraction form
    3,284.69/4,532.80 = 1,867.70/x
  3. Step 3: Cross multiply
    3,284.69x = 4,532.80 × 1,867.70
  4. Step 4: Simplify right side
    3,284.69x = 8,465,910.56
  5. Step 5: Solve for x
    x = 8,465,910.56/3,284.69
  6. Step 6: Final answer
    x = 2,577.38

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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.