Home / 4,108.26-6,156.30-2,646.20

Finding the Fourth Proportional to 4,108.26, 6,156.30 and 2,646.20

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Solution

The fourth proportional to 4,108.26, 6,156.30 and 2,646.20 is: 3,965.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.26 : 6,156.30 = 2,646.20 : x
  2. Step 2: Convert to fraction form
    4,108.26/6,156.30 = 2,646.20/x
  3. Step 3: Cross multiply
    4,108.26x = 6,156.30 × 2,646.20
  4. Step 4: Simplify right side
    4,108.26x = 16,290,801.06
  5. Step 5: Solve for x
    x = 16,290,801.06/4,108.26
  6. Step 6: Final answer
    x = 3,965.38

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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.