Home / 4,106.88-6,161.10-1,333.32

Finding the Fourth Proportional to 4,106.88, 6,161.10 and 1,333.32

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Solution

The fourth proportional to 4,106.88, 6,161.10 and 1,333.32 is: 2,000.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.88 : 6,161.10 = 1,333.32 : x
  2. Step 2: Convert to fraction form
    4,106.88/6,161.10 = 1,333.32/x
  3. Step 3: Cross multiply
    4,106.88x = 6,161.10 × 1,333.32
  4. Step 4: Simplify right side
    4,106.88x = 8,214,717.85
  5. Step 5: Solve for x
    x = 8,214,717.85/4,106.88
  6. Step 6: Final answer
    x = 2,000.23

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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.