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Finding the Fourth Proportional to 2,944.66, 4,062.47 and 1,897.33

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Solution

The fourth proportional to 2,944.66, 4,062.47 and 1,897.33 is: 2,617.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.66 : 4,062.47 = 1,897.33 : x
  2. Step 2: Convert to fraction form
    2,944.66/4,062.47 = 1,897.33/x
  3. Step 3: Cross multiply
    2,944.66x = 4,062.47 × 1,897.33
  4. Step 4: Simplify right side
    2,944.66x = 7,707,846.21
  5. Step 5: Solve for x
    x = 7,707,846.21/2,944.66
  6. Step 6: Final answer
    x = 2,617.57

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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.