Home / 2,823.53-3,896.02-1,774.85

Finding the Fourth Proportional to 2,823.53, 3,896.02 and 1,774.85

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Solution

The fourth proportional to 2,823.53, 3,896.02 and 1,774.85 is: 2,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.53 : 3,896.02 = 1,774.85 : x
  2. Step 2: Convert to fraction form
    2,823.53/3,896.02 = 1,774.85/x
  3. Step 3: Cross multiply
    2,823.53x = 3,896.02 × 1,774.85
  4. Step 4: Simplify right side
    2,823.53x = 6,914,863.06
  5. Step 5: Solve for x
    x = 6,914,863.06/2,823.53
  6. Step 6: Final answer
    x = 2,449.01

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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.