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Finding the Fourth Proportional to 6,992.53, 10,474.94 and 4,529.07

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Solution

The fourth proportional to 6,992.53, 10,474.94 and 4,529.07 is: 6,784.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992.53 : 10,474.94 = 4,529.07 : x
  2. Step 2: Convert to fraction form
    6,992.53/10,474.94 = 4,529.07/x
  3. Step 3: Cross multiply
    6,992.53x = 10,474.94 × 4,529.07
  4. Step 4: Simplify right side
    6,992.53x = 47,441,747.83
  5. Step 5: Solve for x
    x = 47,441,747.83/6,992.53
  6. Step 6: Final answer
    x = 6,784.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.