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Finding the Fourth Proportional to 3,364.88, 5,013.88 and 2,996.84

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Solution

The fourth proportional to 3,364.88, 5,013.88 and 2,996.84 is: 4,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.88 : 5,013.88 = 2,996.84 : x
  2. Step 2: Convert to fraction form
    3,364.88/5,013.88 = 2,996.84/x
  3. Step 3: Cross multiply
    3,364.88x = 5,013.88 × 2,996.84
  4. Step 4: Simplify right side
    3,364.88x = 15,025,801.18
  5. Step 5: Solve for x
    x = 15,025,801.18/3,364.88
  6. Step 6: Final answer
    x = 4,465.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.