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Finding the Fourth Proportional to 4,994.60, 6,893.39 and 4,773.17

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Solution

The fourth proportional to 4,994.60, 6,893.39 and 4,773.17 is: 6,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.60 : 6,893.39 = 4,773.17 : x
  2. Step 2: Convert to fraction form
    4,994.60/6,893.39 = 4,773.17/x
  3. Step 3: Cross multiply
    4,994.60x = 6,893.39 × 4,773.17
  4. Step 4: Simplify right side
    4,994.60x = 32,903,325.66
  5. Step 5: Solve for x
    x = 32,903,325.66/4,994.60
  6. Step 6: Final answer
    x = 6,587.78

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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.