Home / 2,049.90-3,074.84-1,637.10

Finding the Fourth Proportional to 2,049.90, 3,074.84 and 1,637.10

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Solution

The fourth proportional to 2,049.90, 3,074.84 and 1,637.10 is: 2,455.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.90 : 3,074.84 = 1,637.10 : x
  2. Step 2: Convert to fraction form
    2,049.90/3,074.84 = 1,637.10/x
  3. Step 3: Cross multiply
    2,049.90x = 3,074.84 × 1,637.10
  4. Step 4: Simplify right side
    2,049.90x = 5,033,797.00
  5. Step 5: Solve for x
    x = 5,033,797.00/2,049.90
  6. Step 6: Final answer
    x = 2,455.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.