Home / 7,358.06-11,030.87-3,194.91

Finding the Fourth Proportional to 7,358.06, 11,030.87 and 3,194.91

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Solution

The fourth proportional to 7,358.06, 11,030.87 and 3,194.91 is: 4,789.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,358.06 : 11,030.87 = 3,194.91 : x
  2. Step 2: Convert to fraction form
    7,358.06/11,030.87 = 3,194.91/x
  3. Step 3: Cross multiply
    7,358.06x = 11,030.87 × 3,194.91
  4. Step 4: Simplify right side
    7,358.06x = 35,242,620.90
  5. Step 5: Solve for x
    x = 35,242,620.90/7,358.06
  6. Step 6: Final answer
    x = 4,789.67

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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.