Home / 11,267.16-16,889.70-6,271.92

Finding the Fourth Proportional to 11,267.16, 16,889.70 and 6,271.92

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Solution

The fourth proportional to 11,267.16, 16,889.70 and 6,271.92 is: 9,401.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.16 : 16,889.70 = 6,271.92 : x
  2. Step 2: Convert to fraction form
    11,267.16/16,889.70 = 6,271.92/x
  3. Step 3: Cross multiply
    11,267.16x = 16,889.70 × 6,271.92
  4. Step 4: Simplify right side
    11,267.16x = 105,930,847.22
  5. Step 5: Solve for x
    x = 105,930,847.22/11,267.16
  6. Step 6: Final answer
    x = 9,401.73

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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.