Home / 4,106.45-6,159.76-1,333.13

Finding the Fourth Proportional to 4,106.45, 6,159.76 and 1,333.13

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Solution

The fourth proportional to 4,106.45, 6,159.76 and 1,333.13 is: 1,999.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,106.45 : 6,159.76 = 1,333.13 : x
  2. Step 2: Convert to fraction form
    4,106.45/6,159.76 = 1,333.13/x
  3. Step 3: Cross multiply
    4,106.45x = 6,159.76 × 1,333.13
  4. Step 4: Simplify right side
    4,106.45x = 8,211,726.72
  5. Step 5: Solve for x
    x = 8,211,726.72/4,106.45
  6. Step 6: Final answer
    x = 1,999.71

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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.