Home / 3,284.24-4,530.92-1,886.80

Finding the Fourth Proportional to 3,284.24, 4,530.92 and 1,886.80

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Solution

The fourth proportional to 3,284.24, 4,530.92 and 1,886.80 is: 2,603.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.24 : 4,530.92 = 1,886.80 : x
  2. Step 2: Convert to fraction form
    3,284.24/4,530.92 = 1,886.80/x
  3. Step 3: Cross multiply
    3,284.24x = 4,530.92 × 1,886.80
  4. Step 4: Simplify right side
    3,284.24x = 8,548,939.86
  5. Step 5: Solve for x
    x = 8,548,939.86/3,284.24
  6. Step 6: Final answer
    x = 2,603.02

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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.