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Finding the Fourth Proportional to 4,959.04, 7,437.90 and 1,260.94

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Solution

The fourth proportional to 4,959.04, 7,437.90 and 1,260.94 is: 1,891.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.04 : 7,437.90 = 1,260.94 : x
  2. Step 2: Convert to fraction form
    4,959.04/7,437.90 = 1,260.94/x
  3. Step 3: Cross multiply
    4,959.04x = 7,437.90 × 1,260.94
  4. Step 4: Simplify right side
    4,959.04x = 9,378,745.63
  5. Step 5: Solve for x
    x = 9,378,745.63/4,959.04
  6. Step 6: Final answer
    x = 1,891.24

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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.