Home / 6,736.61-9,296.52-3,905.63

Finding the Fourth Proportional to 6,736.61, 9,296.52 and 3,905.63

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Solution

The fourth proportional to 6,736.61, 9,296.52 and 3,905.63 is: 5,389.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.61 : 9,296.52 = 3,905.63 : x
  2. Step 2: Convert to fraction form
    6,736.61/9,296.52 = 3,905.63/x
  3. Step 3: Cross multiply
    6,736.61x = 9,296.52 × 3,905.63
  4. Step 4: Simplify right side
    6,736.61x = 36,308,720.93
  5. Step 5: Solve for x
    x = 36,308,720.93/6,736.61
  6. Step 6: Final answer
    x = 5,389.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.