Home / 6,736.20-10,104.70-2,840.90

Finding the Fourth Proportional to 6,736.20, 10,104.70 and 2,840.90

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Solution

The fourth proportional to 6,736.20, 10,104.70 and 2,840.90 is: 4,261.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.20 : 10,104.70 = 2,840.90 : x
  2. Step 2: Convert to fraction form
    6,736.20/10,104.70 = 2,840.90/x
  3. Step 3: Cross multiply
    6,736.20x = 10,104.70 × 2,840.90
  4. Step 4: Simplify right side
    6,736.20x = 28,706,442.23
  5. Step 5: Solve for x
    x = 28,706,442.23/6,736.20
  6. Step 6: Final answer
    x = 4,261.52

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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.