Home / 6,954.21-10,431.27-1,760.10

Finding the Fourth Proportional to 6,954.21, 10,431.27 and 1,760.10

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Solution

The fourth proportional to 6,954.21, 10,431.27 and 1,760.10 is: 2,640.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954.21 : 10,431.27 = 1,760.10 : x
  2. Step 2: Convert to fraction form
    6,954.21/10,431.27 = 1,760.10/x
  3. Step 3: Cross multiply
    6,954.21x = 10,431.27 × 1,760.10
  4. Step 4: Simplify right side
    6,954.21x = 18,360,078.33
  5. Step 5: Solve for x
    x = 18,360,078.33/6,954.21
  6. Step 6: Final answer
    x = 2,640.14

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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.