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Finding the Fourth Proportional to 2,994.93, 4,495.59 and 2,650.46

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Solution

The fourth proportional to 2,994.93, 4,495.59 and 2,650.46 is: 3,978.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.93 : 4,495.59 = 2,650.46 : x
  2. Step 2: Convert to fraction form
    2,994.93/4,495.59 = 2,650.46/x
  3. Step 3: Cross multiply
    2,994.93x = 4,495.59 × 2,650.46
  4. Step 4: Simplify right side
    2,994.93x = 11,915,358.99
  5. Step 5: Solve for x
    x = 11,915,358.99/2,994.93
  6. Step 6: Final answer
    x = 3,978.51

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1.5x scale

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.