Home / 4,106.75-6,159.36-1,333.45

Finding the Fourth Proportional to 4,106.75, 6,159.36 and 1,333.45

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Solution

The fourth proportional to 4,106.75, 6,159.36 and 1,333.45 is: 1,999.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.75 : 6,159.36 = 1,333.45 : x
  2. Step 2: Convert to fraction form
    4,106.75/6,159.36 = 1,333.45/x
  3. Step 3: Cross multiply
    4,106.75x = 6,159.36 × 1,333.45
  4. Step 4: Simplify right side
    4,106.75x = 8,213,198.59
  5. Step 5: Solve for x
    x = 8,213,198.59/4,106.75
  6. Step 6: Final answer
    x = 1,999.93

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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.