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Finding the Fourth Proportional to 5,913.68, 8,875.94 and 2,994.03

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Solution

The fourth proportional to 5,913.68, 8,875.94 and 2,994.03 is: 4,493.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.68 : 8,875.94 = 2,994.03 : x
  2. Step 2: Convert to fraction form
    5,913.68/8,875.94 = 2,994.03/x
  3. Step 3: Cross multiply
    5,913.68x = 8,875.94 × 2,994.03
  4. Step 4: Simplify right side
    5,913.68x = 26,574,815.67
  5. Step 5: Solve for x
    x = 26,574,815.67/5,913.68
  6. Step 6: Final answer
    x = 4,493.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.