Home / 7,749.22-11,623.85-3,070.33

Finding the Fourth Proportional to 7,749.22, 11,623.85 and 3,070.33

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Solution

The fourth proportional to 7,749.22, 11,623.85 and 3,070.33 is: 4,605.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.22 : 11,623.85 = 3,070.33 : x
  2. Step 2: Convert to fraction form
    7,749.22/11,623.85 = 3,070.33/x
  3. Step 3: Cross multiply
    7,749.22x = 11,623.85 × 3,070.33
  4. Step 4: Simplify right side
    7,749.22x = 35,689,055.37
  5. Step 5: Solve for x
    x = 35,689,055.37/7,749.22
  6. Step 6: Final answer
    x = 4,605.50

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Similar ratio
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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.