Home / 3,832.50-5,743.14-1,886.10

Finding the Fourth Proportional to 3,832.50, 5,743.14 and 1,886.10

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Solution

The fourth proportional to 3,832.50, 5,743.14 and 1,886.10 is: 2,826.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.50 : 5,743.14 = 1,886.10 : x
  2. Step 2: Convert to fraction form
    3,832.50/5,743.14 = 1,886.10/x
  3. Step 3: Cross multiply
    3,832.50x = 5,743.14 × 1,886.10
  4. Step 4: Simplify right side
    3,832.50x = 10,832,136.35
  5. Step 5: Solve for x
    x = 10,832,136.35/3,832.50
  6. Step 6: Final answer
    x = 2,826.39

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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.