Home / 6,623.15-9,932.18-1,942.16

Finding the Fourth Proportional to 6,623.15, 9,932.18 and 1,942.16

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Solution

The fourth proportional to 6,623.15, 9,932.18 and 1,942.16 is: 2,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.15 : 9,932.18 = 1,942.16 : x
  2. Step 2: Convert to fraction form
    6,623.15/9,932.18 = 1,942.16/x
  3. Step 3: Cross multiply
    6,623.15x = 9,932.18 × 1,942.16
  4. Step 4: Simplify right side
    6,623.15x = 19,289,823.34
  5. Step 5: Solve for x
    x = 19,289,823.34/6,623.15
  6. Step 6: Final answer
    x = 2,912.49

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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.