Home / 3,284.91-4,928.31-1,899.24

Finding the Fourth Proportional to 3,284.91, 4,928.31 and 1,899.24

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Solution

The fourth proportional to 3,284.91, 4,928.31 and 1,899.24 is: 2,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.91 : 4,928.31 = 1,899.24 : x
  2. Step 2: Convert to fraction form
    3,284.91/4,928.31 = 1,899.24/x
  3. Step 3: Cross multiply
    3,284.91x = 4,928.31 × 1,899.24
  4. Step 4: Simplify right side
    3,284.91x = 9,360,043.48
  5. Step 5: Solve for x
    x = 9,360,043.48/3,284.91
  6. Step 6: Final answer
    x = 2,849.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.