Home / 1,608.80-2,408.58-1,244.30

Finding the Fourth Proportional to 1,608.80, 2,408.58 and 1,244.30

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Solution

The fourth proportional to 1,608.80, 2,408.58 and 1,244.30 is: 1,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608.80 : 2,408.58 = 1,244.30 : x
  2. Step 2: Convert to fraction form
    1,608.80/2,408.58 = 1,244.30/x
  3. Step 3: Cross multiply
    1,608.80x = 2,408.58 × 1,244.30
  4. Step 4: Simplify right side
    1,608.80x = 2,996,984.05
  5. Step 5: Solve for x
    x = 2,996,984.05/1,608.80
  6. Step 6: Final answer
    x = 1,862.88

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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.