Home / 2,899.38-4,350.51-2,136.18

Finding the Fourth Proportional to 2,899.38, 4,350.51 and 2,136.18

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Solution

The fourth proportional to 2,899.38, 4,350.51 and 2,136.18 is: 3,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.38 : 4,350.51 = 2,136.18 : x
  2. Step 2: Convert to fraction form
    2,899.38/4,350.51 = 2,136.18/x
  3. Step 3: Cross multiply
    2,899.38x = 4,350.51 × 2,136.18
  4. Step 4: Simplify right side
    2,899.38x = 9,293,472.45
  5. Step 5: Solve for x
    x = 9,293,472.45/2,899.38
  6. Step 6: Final answer
    x = 3,205.33

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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.