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Finding the Fourth Proportional to 6,373.50, 8,791.62 and 4,011.54

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Solution

The fourth proportional to 6,373.50, 8,791.62 and 4,011.54 is: 5,533.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373.50 : 8,791.62 = 4,011.54 : x
  2. Step 2: Convert to fraction form
    6,373.50/8,791.62 = 4,011.54/x
  3. Step 3: Cross multiply
    6,373.50x = 8,791.62 × 4,011.54
  4. Step 4: Simplify right side
    6,373.50x = 35,267,935.29
  5. Step 5: Solve for x
    x = 35,267,935.29/6,373.50
  6. Step 6: Final answer
    x = 5,533.53

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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.