Home / 11,161.02-16,738.72-4,137.18

Finding the Fourth Proportional to 11,161.02, 16,738.72 and 4,137.18

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Solution

The fourth proportional to 11,161.02, 16,738.72 and 4,137.18 is: 6,204.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.02 : 16,738.72 = 4,137.18 : x
  2. Step 2: Convert to fraction form
    11,161.02/16,738.72 = 4,137.18/x
  3. Step 3: Cross multiply
    11,161.02x = 16,738.72 × 4,137.18
  4. Step 4: Simplify right side
    11,161.02x = 69,251,024.50
  5. Step 5: Solve for x
    x = 69,251,024.50/11,161.02
  6. Step 6: Final answer
    x = 6,204.72

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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.