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Finding the Fourth Proportional to 4,997.34, 6,893.46 and 3,651.22

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Solution

The fourth proportional to 4,997.34, 6,893.46 and 3,651.22 is: 5,036.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,997.34 : 6,893.46 = 3,651.22 : x
  2. Step 2: Convert to fraction form
    4,997.34/6,893.46 = 3,651.22/x
  3. Step 3: Cross multiply
    4,997.34x = 6,893.46 × 3,651.22
  4. Step 4: Simplify right side
    4,997.34x = 25,169,539.02
  5. Step 5: Solve for x
    x = 25,169,539.02/4,997.34
  6. Step 6: Final answer
    x = 5,036.59

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Half scale
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Double scale
Find fourth proportional to 4,998.34, 6,894.84 and 3,652.22
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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.