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Finding the Fourth Proportional to 7,798.94, 11,699.02 and 2,604.82

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Solution

The fourth proportional to 7,798.94, 11,699.02 and 2,604.82 is: 3,907.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798.94 : 11,699.02 = 2,604.82 : x
  2. Step 2: Convert to fraction form
    7,798.94/11,699.02 = 2,604.82/x
  3. Step 3: Cross multiply
    7,798.94x = 11,699.02 × 2,604.82
  4. Step 4: Simplify right side
    7,798.94x = 30,473,841.28
  5. Step 5: Solve for x
    x = 30,473,841.28/7,798.94
  6. Step 6: Final answer
    x = 3,907.43

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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.