Home / 1,493.01-2,236.28-943.83

Finding the Fourth Proportional to 1,493.01, 2,236.28 and 943.83

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Solution

The fourth proportional to 1,493.01, 2,236.28 and 943.83 is: 1,413.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.01 : 2,236.28 = 943.83 : x
  2. Step 2: Convert to fraction form
    1,493.01/2,236.28 = 943.83/x
  3. Step 3: Cross multiply
    1,493.01x = 2,236.28 × 943.83
  4. Step 4: Simplify right side
    1,493.01x = 2,110,663.43
  5. Step 5: Solve for x
    x = 2,110,663.43/1,493.01
  6. Step 6: Final answer
    x = 1,413.70

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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.