Home / 4,489.59-6,198.63-2,920.35

Finding the Fourth Proportional to 4,489.59, 6,198.63 and 2,920.35

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Solution

The fourth proportional to 4,489.59, 6,198.63 and 2,920.35 is: 4,032.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.59 : 6,198.63 = 2,920.35 : x
  2. Step 2: Convert to fraction form
    4,489.59/6,198.63 = 2,920.35/x
  3. Step 3: Cross multiply
    4,489.59x = 6,198.63 × 2,920.35
  4. Step 4: Simplify right side
    4,489.59x = 18,102,169.12
  5. Step 5: Solve for x
    x = 18,102,169.12/4,489.59
  6. Step 6: Final answer
    x = 4,032.03

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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.