Home / 6,629.77-9,942.22-1,948.58

Finding the Fourth Proportional to 6,629.77, 9,942.22 and 1,948.58

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Solution

The fourth proportional to 6,629.77, 9,942.22 and 1,948.58 is: 2,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.77 : 9,942.22 = 1,948.58 : x
  2. Step 2: Convert to fraction form
    6,629.77/9,942.22 = 1,948.58/x
  3. Step 3: Cross multiply
    6,629.77x = 9,942.22 × 1,948.58
  4. Step 4: Simplify right side
    6,629.77x = 19,373,211.05
  5. Step 5: Solve for x
    x = 19,373,211.05/6,629.77
  6. Step 6: Final answer
    x = 2,922.15

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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.