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Finding the Fourth Proportional to 2,994.65, 4,494.32 and 2,076.65

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Solution

The fourth proportional to 2,994.65, 4,494.32 and 2,076.65 is: 3,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.65 : 4,494.32 = 2,076.65 : x
  2. Step 2: Convert to fraction form
    2,994.65/4,494.32 = 2,076.65/x
  3. Step 3: Cross multiply
    2,994.65x = 4,494.32 × 2,076.65
  4. Step 4: Simplify right side
    2,994.65x = 9,333,129.63
  5. Step 5: Solve for x
    x = 9,333,129.63/2,994.65
  6. Step 6: Final answer
    x = 3,116.60

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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.