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Finding the Fourth Proportional to 4,841.34, 7,263.08 and 1,919.58

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Solution

The fourth proportional to 4,841.34, 7,263.08 and 1,919.58 is: 2,879.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,841.34 : 7,263.08 = 1,919.58 : x
  2. Step 2: Convert to fraction form
    4,841.34/7,263.08 = 1,919.58/x
  3. Step 3: Cross multiply
    4,841.34x = 7,263.08 × 1,919.58
  4. Step 4: Simplify right side
    4,841.34x = 13,942,063.11
  5. Step 5: Solve for x
    x = 13,942,063.11/4,841.34
  6. Step 6: Final answer
    x = 2,879.79

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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.