Home / 7,749.77-11,618.87-3,065.94

Finding the Fourth Proportional to 7,749.77, 11,618.87 and 3,065.94

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Solution

The fourth proportional to 7,749.77, 11,618.87 and 3,065.94 is: 4,596.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.77 : 11,618.87 = 3,065.94 : x
  2. Step 2: Convert to fraction form
    7,749.77/11,618.87 = 3,065.94/x
  3. Step 3: Cross multiply
    7,749.77x = 11,618.87 × 3,065.94
  4. Step 4: Simplify right side
    7,749.77x = 35,622,742.96
  5. Step 5: Solve for x
    x = 35,622,742.96/7,749.77
  6. Step 6: Final answer
    x = 4,596.62

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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.