Home / 2,741.19-3,782.79-1,607.14

Finding the Fourth Proportional to 2,741.19, 3,782.79 and 1,607.14

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Solution

The fourth proportional to 2,741.19, 3,782.79 and 1,607.14 is: 2,217.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.19 : 3,782.79 = 1,607.14 : x
  2. Step 2: Convert to fraction form
    2,741.19/3,782.79 = 1,607.14/x
  3. Step 3: Cross multiply
    2,741.19x = 3,782.79 × 1,607.14
  4. Step 4: Simplify right side
    2,741.19x = 6,079,473.12
  5. Step 5: Solve for x
    x = 6,079,473.12/2,741.19
  6. Step 6: Final answer
    x = 2,217.82

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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.