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Finding the Fourth Proportional to 2,903.68, 4,374.03 and 2,651.50

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Solution

The fourth proportional to 2,903.68, 4,374.03 and 2,651.50 is: 3,994.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.68 : 4,374.03 = 2,651.50 : x
  2. Step 2: Convert to fraction form
    2,903.68/4,374.03 = 2,651.50/x
  3. Step 3: Cross multiply
    2,903.68x = 4,374.03 × 2,651.50
  4. Step 4: Simplify right side
    2,903.68x = 11,597,755.96
  5. Step 5: Solve for x
    x = 11,597,755.96/2,903.68
  6. Step 6: Final answer
    x = 3,994.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.