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Finding the Fourth Proportional to 4,804.92, 7,208.46 and 1,518.21

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Solution

The fourth proportional to 4,804.92, 7,208.46 and 1,518.21 is: 2,277.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.92 : 7,208.46 = 1,518.21 : x
  2. Step 2: Convert to fraction form
    4,804.92/7,208.46 = 1,518.21/x
  3. Step 3: Cross multiply
    4,804.92x = 7,208.46 × 1,518.21
  4. Step 4: Simplify right side
    4,804.92x = 10,943,956.06
  5. Step 5: Solve for x
    x = 10,943,956.06/4,804.92
  6. Step 6: Final answer
    x = 2,277.66

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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.