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Finding the Fourth Proportional to 5,608.73, 8,369.84 and 4,907.51

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Solution

The fourth proportional to 5,608.73, 8,369.84 and 4,907.51 is: 7,323.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.73 : 8,369.84 = 4,907.51 : x
  2. Step 2: Convert to fraction form
    5,608.73/8,369.84 = 4,907.51/x
  3. Step 3: Cross multiply
    5,608.73x = 8,369.84 × 4,907.51
  4. Step 4: Simplify right side
    5,608.73x = 41,075,073.50
  5. Step 5: Solve for x
    x = 41,075,073.50/5,608.73
  6. Step 6: Final answer
    x = 7,323.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.