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Finding the Fourth Proportional to 7,571.58, 11,402.93 and 6,704.98

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Solution

The fourth proportional to 7,571.58, 11,402.93 and 6,704.98 is: 10,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.58 : 11,402.93 = 6,704.98 : x
  2. Step 2: Convert to fraction form
    7,571.58/11,402.93 = 6,704.98/x
  3. Step 3: Cross multiply
    7,571.58x = 11,402.93 × 6,704.98
  4. Step 4: Simplify right side
    7,571.58x = 76,456,368.13
  5. Step 5: Solve for x
    x = 76,456,368.13/7,571.58
  6. Step 6: Final answer
    x = 10,097.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.