Home / 6,629.75-9,944.63-3,117.58

Finding the Fourth Proportional to 6,629.75, 9,944.63 and 3,117.58

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Solution

The fourth proportional to 6,629.75, 9,944.63 and 3,117.58 is: 4,676.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.75 : 9,944.63 = 3,117.58 : x
  2. Step 2: Convert to fraction form
    6,629.75/9,944.63 = 3,117.58/x
  3. Step 3: Cross multiply
    6,629.75x = 9,944.63 × 3,117.58
  4. Step 4: Simplify right side
    6,629.75x = 31,003,150.84
  5. Step 5: Solve for x
    x = 31,003,150.84/6,629.75
  6. Step 6: Final answer
    x = 4,676.37

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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.