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Finding the Fourth Proportional to 5,868.93, 8,100.63 and 4,076.49

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Solution

The fourth proportional to 5,868.93, 8,100.63 and 4,076.49 is: 5,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.93 : 8,100.63 = 4,076.49 : x
  2. Step 2: Convert to fraction form
    5,868.93/8,100.63 = 4,076.49/x
  3. Step 3: Cross multiply
    5,868.93x = 8,100.63 × 4,076.49
  4. Step 4: Simplify right side
    5,868.93x = 33,022,137.19
  5. Step 5: Solve for x
    x = 33,022,137.19/5,868.93
  6. Step 6: Final answer
    x = 5,626.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.