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Finding the Fourth Proportional to 5,035, 7,553.60 and 1,957

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Solution

The fourth proportional to 5,035, 7,553.60 and 1,957 is: 2,935.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035 : 7,553.60 = 1,957 : x
  2. Step 2: Convert to fraction form
    5,035/7,553.60 = 1,957/x
  3. Step 3: Cross multiply
    5,035x = 7,553.60 × 1,957
  4. Step 4: Simplify right side
    5,035x = 14,782,395.20
  5. Step 5: Solve for x
    x = 14,782,395.20/5,035
  6. Step 6: Final answer
    x = 2,935.93

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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.