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Finding the Fourth Proportional to 4,804.80, 7,206.14 and 1,518.14

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Solution

The fourth proportional to 4,804.80, 7,206.14 and 1,518.14 is: 2,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.80 : 7,206.14 = 1,518.14 : x
  2. Step 2: Convert to fraction form
    4,804.80/7,206.14 = 1,518.14/x
  3. Step 3: Cross multiply
    4,804.80x = 7,206.14 × 1,518.14
  4. Step 4: Simplify right side
    4,804.80x = 10,939,929.38
  5. Step 5: Solve for x
    x = 10,939,929.38/4,804.80
  6. Step 6: Final answer
    x = 2,276.88

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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.