Home / 9,271.36-13,910.58-5,576.20

Finding the Fourth Proportional to 9,271.36, 13,910.58 and 5,576.20

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Solution

The fourth proportional to 9,271.36, 13,910.58 and 5,576.20 is: 8,366.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271.36 : 13,910.58 = 5,576.20 : x
  2. Step 2: Convert to fraction form
    9,271.36/13,910.58 = 5,576.20/x
  3. Step 3: Cross multiply
    9,271.36x = 13,910.58 × 5,576.20
  4. Step 4: Simplify right side
    9,271.36x = 77,568,176.20
  5. Step 5: Solve for x
    x = 77,568,176.20/9,271.36
  6. Step 6: Final answer
    x = 8,366.43

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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.