Home / 7,486.60-11,232.56-3,326.24

Finding the Fourth Proportional to 7,486.60, 11,232.56 and 3,326.24

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Solution

The fourth proportional to 7,486.60, 11,232.56 and 3,326.24 is: 4,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.60 : 11,232.56 = 3,326.24 : x
  2. Step 2: Convert to fraction form
    7,486.60/11,232.56 = 3,326.24/x
  3. Step 3: Cross multiply
    7,486.60x = 11,232.56 × 3,326.24
  4. Step 4: Simplify right side
    7,486.60x = 37,362,190.37
  5. Step 5: Solve for x
    x = 37,362,190.37/7,486.60
  6. Step 6: Final answer
    x = 4,990.54

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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.