Home / 3,284.08-4,531.84-1,867.75

Finding the Fourth Proportional to 3,284.08, 4,531.84 and 1,867.75

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Solution

The fourth proportional to 3,284.08, 4,531.84 and 1,867.75 is: 2,577.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.08 : 4,531.84 = 1,867.75 : x
  2. Step 2: Convert to fraction form
    3,284.08/4,531.84 = 1,867.75/x
  3. Step 3: Cross multiply
    3,284.08x = 4,531.84 × 1,867.75
  4. Step 4: Simplify right side
    3,284.08x = 8,464,328.16
  5. Step 5: Solve for x
    x = 8,464,328.16/3,284.08
  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.