Home / 2,555.14-3,832.29-1,587.22

Finding the Fourth Proportional to 2,555.14, 3,832.29 and 1,587.22

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Solution

The fourth proportional to 2,555.14, 3,832.29 and 1,587.22 is: 2,380.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.14 : 3,832.29 = 1,587.22 : x
  2. Step 2: Convert to fraction form
    2,555.14/3,832.29 = 1,587.22/x
  3. Step 3: Cross multiply
    2,555.14x = 3,832.29 × 1,587.22
  4. Step 4: Simplify right side
    2,555.14x = 6,082,687.33
  5. Step 5: Solve for x
    x = 6,082,687.33/2,555.14
  6. Step 6: Final answer
    x = 2,380.57

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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.