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Finding the Fourth Proportional to 2,933.07, 4,048.14 and 1,754.79

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Solution

The fourth proportional to 2,933.07, 4,048.14 and 1,754.79 is: 2,421.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.07 : 4,048.14 = 1,754.79 : x
  2. Step 2: Convert to fraction form
    2,933.07/4,048.14 = 1,754.79/x
  3. Step 3: Cross multiply
    2,933.07x = 4,048.14 × 1,754.79
  4. Step 4: Simplify right side
    2,933.07x = 7,103,635.59
  5. Step 5: Solve for x
    x = 7,103,635.59/2,933.07
  6. Step 6: Final answer
    x = 2,421.91

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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.