Home / 3,391.44-5,087.14-926.27

Finding the Fourth Proportional to 3,391.44, 5,087.14 and 926.27

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Solution

The fourth proportional to 3,391.44, 5,087.14 and 926.27 is: 1,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.44 : 5,087.14 = 926.27 : x
  2. Step 2: Convert to fraction form
    3,391.44/5,087.14 = 926.27/x
  3. Step 3: Cross multiply
    3,391.44x = 5,087.14 × 926.27
  4. Step 4: Simplify right side
    3,391.44x = 4,712,056.49
  5. Step 5: Solve for x
    x = 4,712,056.49/3,391.44
  6. Step 6: Final answer
    x = 1,389.40

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1.5x scale

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.