Home / 7,922.37-11,886.75-2,993.42

Finding the Fourth Proportional to 7,922.37, 11,886.75 and 2,993.42

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Solution

The fourth proportional to 7,922.37, 11,886.75 and 2,993.42 is: 4,491.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922.37 : 11,886.75 = 2,993.42 : x
  2. Step 2: Convert to fraction form
    7,922.37/11,886.75 = 2,993.42/x
  3. Step 3: Cross multiply
    7,922.37x = 11,886.75 × 2,993.42
  4. Step 4: Simplify right side
    7,922.37x = 35,582,064.90
  5. Step 5: Solve for x
    x = 35,582,064.90/7,922.37
  6. Step 6: Final answer
    x = 4,491.34

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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.