Home / 4,104.07-6,156.98-1,331.02

Finding the Fourth Proportional to 4,104.07, 6,156.98 and 1,331.02

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Solution

The fourth proportional to 4,104.07, 6,156.98 and 1,331.02 is: 1,996.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.07 : 6,156.98 = 1,331.02 : x
  2. Step 2: Convert to fraction form
    4,104.07/6,156.98 = 1,331.02/x
  3. Step 3: Cross multiply
    4,104.07x = 6,156.98 × 1,331.02
  4. Step 4: Simplify right side
    4,104.07x = 8,195,063.52
  5. Step 5: Solve for x
    x = 8,195,063.52/4,104.07
  6. Step 6: Final answer
    x = 1,996.81

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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.