Home / 2,082.02-2,873.05-1,641.06

Finding the Fourth Proportional to 2,082.02, 2,873.05 and 1,641.06

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Solution

The fourth proportional to 2,082.02, 2,873.05 and 1,641.06 is: 2,264.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.02 : 2,873.05 = 1,641.06 : x
  2. Step 2: Convert to fraction form
    2,082.02/2,873.05 = 1,641.06/x
  3. Step 3: Cross multiply
    2,082.02x = 2,873.05 × 1,641.06
  4. Step 4: Simplify right side
    2,082.02x = 4,714,847.43
  5. Step 5: Solve for x
    x = 4,714,847.43/2,082.02
  6. Step 6: Final answer
    x = 2,264.55

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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.