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Finding the Fourth Proportional to 2,552.56, 3,829.08 and 703.80

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Solution

The fourth proportional to 2,552.56, 3,829.08 and 703.80 is: 1,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.56 : 3,829.08 = 703.80 : x
  2. Step 2: Convert to fraction form
    2,552.56/3,829.08 = 703.80/x
  3. Step 3: Cross multiply
    2,552.56x = 3,829.08 × 703.80
  4. Step 4: Simplify right side
    2,552.56x = 2,694,906.50
  5. Step 5: Solve for x
    x = 2,694,906.50/2,552.56
  6. Step 6: Final answer
    x = 1,055.77

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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.