Home / 3,817.35-5,722.08-2,170.35

Finding the Fourth Proportional to 3,817.35, 5,722.08 and 2,170.35

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Solution

The fourth proportional to 3,817.35, 5,722.08 and 2,170.35 is: 3,253.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817.35 : 5,722.08 = 2,170.35 : x
  2. Step 2: Convert to fraction form
    3,817.35/5,722.08 = 2,170.35/x
  3. Step 3: Cross multiply
    3,817.35x = 5,722.08 × 2,170.35
  4. Step 4: Simplify right side
    3,817.35x = 12,418,916.33
  5. Step 5: Solve for x
    x = 12,418,916.33/3,817.35
  6. Step 6: Final answer
    x = 3,253.28

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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.