Home / 2,149.22-3,223.85-589.19

Finding the Fourth Proportional to 2,149.22, 3,223.85 and 589.19

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Solution

The fourth proportional to 2,149.22, 3,223.85 and 589.19 is: 883.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149.22 : 3,223.85 = 589.19 : x
  2. Step 2: Convert to fraction form
    2,149.22/3,223.85 = 589.19/x
  3. Step 3: Cross multiply
    2,149.22x = 3,223.85 × 589.19
  4. Step 4: Simplify right side
    2,149.22x = 1,899,457.24
  5. Step 5: Solve for x
    x = 1,899,457.24/2,149.22
  6. Step 6: Final answer
    x = 883.79

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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.