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Finding the Fourth Proportional to 3,445.89, 4,755.39 and 1,873.99

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Solution

The fourth proportional to 3,445.89, 4,755.39 and 1,873.99 is: 2,586.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.89 : 4,755.39 = 1,873.99 : x
  2. Step 2: Convert to fraction form
    3,445.89/4,755.39 = 1,873.99/x
  3. Step 3: Cross multiply
    3,445.89x = 4,755.39 × 1,873.99
  4. Step 4: Simplify right side
    3,445.89x = 8,911,543.94
  5. Step 5: Solve for x
    x = 8,911,543.94/3,445.89
  6. Step 6: Final answer
    x = 2,586.14

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