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Finding the Fourth Proportional to 6,736.78, 9,297.13 and 4,048.82

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Solution

The fourth proportional to 6,736.78, 9,297.13 and 4,048.82 is: 5,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.78 : 9,297.13 = 4,048.82 : x
  2. Step 2: Convert to fraction form
    6,736.78/9,297.13 = 4,048.82/x
  3. Step 3: Cross multiply
    6,736.78x = 9,297.13 × 4,048.82
  4. Step 4: Simplify right side
    6,736.78x = 37,642,395.76
  5. Step 5: Solve for x
    x = 37,642,395.76/6,736.78
  6. Step 6: Final answer
    x = 5,587.59

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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.