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Finding the Fourth Proportional to 7,994.64, 11,993.99 and 3,064.71

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Solution

The fourth proportional to 7,994.64, 11,993.99 and 3,064.71 is: 4,597.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994.64 : 11,993.99 = 3,064.71 : x
  2. Step 2: Convert to fraction form
    7,994.64/11,993.99 = 3,064.71/x
  3. Step 3: Cross multiply
    7,994.64x = 11,993.99 × 3,064.71
  4. Step 4: Simplify right side
    7,994.64x = 36,758,085.77
  5. Step 5: Solve for x
    x = 36,758,085.77/7,994.64
  6. Step 6: Final answer
    x = 4,597.84

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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.