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Finding the Fourth Proportional to 6,365.98, 8,754.24 and 5,091.04

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Solution

The fourth proportional to 6,365.98, 8,754.24 and 5,091.04 is: 7,000.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365.98 : 8,754.24 = 5,091.04 : x
  2. Step 2: Convert to fraction form
    6,365.98/8,754.24 = 5,091.04/x
  3. Step 3: Cross multiply
    6,365.98x = 8,754.24 × 5,091.04
  4. Step 4: Simplify right side
    6,365.98x = 44,568,186.01
  5. Step 5: Solve for x
    x = 44,568,186.01/6,365.98
  6. Step 6: Final answer
    x = 7,000.99

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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.