Home / 7,579.58-11,364.91-3,194.64

Finding the Fourth Proportional to 7,579.58, 11,364.91 and 3,194.64

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Solution

The fourth proportional to 7,579.58, 11,364.91 and 3,194.64 is: 4,790.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.58 : 11,364.91 = 3,194.64 : x
  2. Step 2: Convert to fraction form
    7,579.58/11,364.91 = 3,194.64/x
  3. Step 3: Cross multiply
    7,579.58x = 11,364.91 × 3,194.64
  4. Step 4: Simplify right side
    7,579.58x = 36,306,788.10
  5. Step 5: Solve for x
    x = 36,306,788.10/7,579.58
  6. Step 6: Final answer
    x = 4,790.08

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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.