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Finding the Fourth Proportional to 1,954.56, 2,927.04 and 1,368.16

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Solution

The fourth proportional to 1,954.56, 2,927.04 and 1,368.16 is: 2,048.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.56 : 2,927.04 = 1,368.16 : x
  2. Step 2: Convert to fraction form
    1,954.56/2,927.04 = 1,368.16/x
  3. Step 3: Cross multiply
    1,954.56x = 2,927.04 × 1,368.16
  4. Step 4: Simplify right side
    1,954.56x = 4,004,646.60
  5. Step 5: Solve for x
    x = 4,004,646.60/1,954.56
  6. Step 6: Final answer
    x = 2,048.87

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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.