Home / 3,753.57-5,625.74-2,106.66

Finding the Fourth Proportional to 3,753.57, 5,625.74 and 2,106.66

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Solution

The fourth proportional to 3,753.57, 5,625.74 and 2,106.66 is: 3,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.57 : 5,625.74 = 2,106.66 : x
  2. Step 2: Convert to fraction form
    3,753.57/5,625.74 = 2,106.66/x
  3. Step 3: Cross multiply
    3,753.57x = 5,625.74 × 2,106.66
  4. Step 4: Simplify right side
    3,753.57x = 11,851,526.70
  5. Step 5: Solve for x
    x = 11,851,526.70/3,753.57
  6. Step 6: Final answer
    x = 3,157.40

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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.