Home / 2,741.01-3,782.82-1,621.77

Finding the Fourth Proportional to 2,741.01, 3,782.82 and 1,621.77

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Solution

The fourth proportional to 2,741.01, 3,782.82 and 1,621.77 is: 2,238.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.01 : 3,782.82 = 1,621.77 : x
  2. Step 2: Convert to fraction form
    2,741.01/3,782.82 = 1,621.77/x
  3. Step 3: Cross multiply
    2,741.01x = 3,782.82 × 1,621.77
  4. Step 4: Simplify right side
    2,741.01x = 6,134,863.99
  5. Step 5: Solve for x
    x = 6,134,863.99/2,741.01
  6. Step 6: Final answer
    x = 2,238.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.