Home / 2,082.19-2,873.91-1,374.16

Finding the Fourth Proportional to 2,082.19, 2,873.91 and 1,374.16

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Solution

The fourth proportional to 2,082.19, 2,873.91 and 1,374.16 is: 1,896.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.19 : 2,873.91 = 1,374.16 : x
  2. Step 2: Convert to fraction form
    2,082.19/2,873.91 = 1,374.16/x
  3. Step 3: Cross multiply
    2,082.19x = 2,873.91 × 1,374.16
  4. Step 4: Simplify right side
    2,082.19x = 3,949,212.17
  5. Step 5: Solve for x
    x = 3,949,212.17/2,082.19
  6. Step 6: Final answer
    x = 1,896.66

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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.