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Finding the Fourth Proportional to 3,604.66, 4,973.52 and 2,940.46

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Solution

The fourth proportional to 3,604.66, 4,973.52 and 2,940.46 is: 4,057.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.66 : 4,973.52 = 2,940.46 : x
  2. Step 2: Convert to fraction form
    3,604.66/4,973.52 = 2,940.46/x
  3. Step 3: Cross multiply
    3,604.66x = 4,973.52 × 2,940.46
  4. Step 4: Simplify right side
    3,604.66x = 14,624,436.62
  5. Step 5: Solve for x
    x = 14,624,436.62/3,604.66
  6. Step 6: Final answer
    x = 4,057.09

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1.5x scale

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.