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Finding the Fourth Proportional to 5,636.99, 7,734.69 and 5,323.52

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Solution

The fourth proportional to 5,636.99, 7,734.69 and 5,323.52 is: 7,304.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.99 : 7,734.69 = 5,323.52 : x
  2. Step 2: Convert to fraction form
    5,636.99/7,734.69 = 5,323.52/x
  3. Step 3: Cross multiply
    5,636.99x = 7,734.69 × 5,323.52
  4. Step 4: Simplify right side
    5,636.99x = 41,175,796.25
  5. Step 5: Solve for x
    x = 41,175,796.25/5,636.99
  6. Step 6: Final answer
    x = 7,304.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.