Home / 2,035.41-2,808.90-1,103.91

Finding the Fourth Proportional to 2,035.41, 2,808.90 and 1,103.91

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Solution

The fourth proportional to 2,035.41, 2,808.90 and 1,103.91 is: 1,523.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.41 : 2,808.90 = 1,103.91 : x
  2. Step 2: Convert to fraction form
    2,035.41/2,808.90 = 1,103.91/x
  3. Step 3: Cross multiply
    2,035.41x = 2,808.90 × 1,103.91
  4. Step 4: Simplify right side
    2,035.41x = 3,100,772.80
  5. Step 5: Solve for x
    x = 3,100,772.80/2,035.41
  6. Step 6: Final answer
    x = 1,523.41

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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.