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Finding the Fourth Proportional to 3,625.68, 5,003.34 and 2,053.92

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Solution

The fourth proportional to 3,625.68, 5,003.34 and 2,053.92 is: 2,834.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625.68 : 5,003.34 = 2,053.92 : x
  2. Step 2: Convert to fraction form
    3,625.68/5,003.34 = 2,053.92/x
  3. Step 3: Cross multiply
    3,625.68x = 5,003.34 × 2,053.92
  4. Step 4: Simplify right side
    3,625.68x = 10,276,460.09
  5. Step 5: Solve for x
    x = 10,276,460.09/3,625.68
  6. Step 6: Final answer
    x = 2,834.35

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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.