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Finding the Fourth Proportional to 4,921.17, 7,364.70 and 4,033.41

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Solution

The fourth proportional to 4,921.17, 7,364.70 and 4,033.41 is: 6,036.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921.17 : 7,364.70 = 4,033.41 : x
  2. Step 2: Convert to fraction form
    4,921.17/7,364.70 = 4,033.41/x
  3. Step 3: Cross multiply
    4,921.17x = 7,364.70 × 4,033.41
  4. Step 4: Simplify right side
    4,921.17x = 29,704,854.63
  5. Step 5: Solve for x
    x = 29,704,854.63/4,921.17
  6. Step 6: Final answer
    x = 6,036.14

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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.