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Finding the Fourth Proportional to 5,322.55, 7,983.22 and 2,035.57

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Solution

The fourth proportional to 5,322.55, 7,983.22 and 2,035.57 is: 3,053.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.55 : 7,983.22 = 2,035.57 : x
  2. Step 2: Convert to fraction form
    5,322.55/7,983.22 = 2,035.57/x
  3. Step 3: Cross multiply
    5,322.55x = 7,983.22 × 2,035.57
  4. Step 4: Simplify right side
    5,322.55x = 16,250,403.14
  5. Step 5: Solve for x
    x = 16,250,403.14/5,322.55
  6. Step 6: Final answer
    x = 3,053.12

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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.