Home / 6,128.87-9,195.53-3,008.54

Finding the Fourth Proportional to 6,128.87, 9,195.53 and 3,008.54

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Solution

The fourth proportional to 6,128.87, 9,195.53 and 3,008.54 is: 4,513.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.87 : 9,195.53 = 3,008.54 : x
  2. Step 2: Convert to fraction form
    6,128.87/9,195.53 = 3,008.54/x
  3. Step 3: Cross multiply
    6,128.87x = 9,195.53 × 3,008.54
  4. Step 4: Simplify right side
    6,128.87x = 27,665,127.77
  5. Step 5: Solve for x
    x = 27,665,127.77/6,128.87
  6. Step 6: Final answer
    x = 4,513.91

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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.