Home / 1,928.04-2,662-1,266.02

Finding the Fourth Proportional to 1,928.04, 2,662 and 1,266.02

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Solution

The fourth proportional to 1,928.04, 2,662 and 1,266.02 is: 1,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928.04 : 2,662 = 1,266.02 : x
  2. Step 2: Convert to fraction form
    1,928.04/2,662 = 1,266.02/x
  3. Step 3: Cross multiply
    1,928.04x = 2,662 × 1,266.02
  4. Step 4: Simplify right side
    1,928.04x = 3,370,145.24
  5. Step 5: Solve for x
    x = 3,370,145.24/1,928.04
  6. Step 6: Final answer
    x = 1,747.96

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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.