Home / 3,801.98-5,705.85-1,612.23

Finding the Fourth Proportional to 3,801.98, 5,705.85 and 1,612.23

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Solution

The fourth proportional to 3,801.98, 5,705.85 and 1,612.23 is: 2,419.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.98 : 5,705.85 = 1,612.23 : x
  2. Step 2: Convert to fraction form
    3,801.98/5,705.85 = 1,612.23/x
  3. Step 3: Cross multiply
    3,801.98x = 5,705.85 × 1,612.23
  4. Step 4: Simplify right side
    3,801.98x = 9,199,142.55
  5. Step 5: Solve for x
    x = 9,199,142.55/3,801.98
  6. Step 6: Final answer
    x = 2,419.57

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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.