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Finding the Fourth Proportional to 1,969.94, 2,955.04 and 737.32

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Solution

The fourth proportional to 1,969.94, 2,955.04 and 737.32 is: 1,106.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969.94 : 2,955.04 = 737.32 : x
  2. Step 2: Convert to fraction form
    1,969.94/2,955.04 = 737.32/x
  3. Step 3: Cross multiply
    1,969.94x = 2,955.04 × 737.32
  4. Step 4: Simplify right side
    1,969.94x = 2,178,810.09
  5. Step 5: Solve for x
    x = 2,178,810.09/1,969.94
  6. Step 6: Final answer
    x = 1,106.03

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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.