Home / 6,105.93-9,137.03-5,287.02

Finding the Fourth Proportional to 6,105.93, 9,137.03 and 5,287.02

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Solution

The fourth proportional to 6,105.93, 9,137.03 and 5,287.02 is: 7,911.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.93 : 9,137.03 = 5,287.02 : x
  2. Step 2: Convert to fraction form
    6,105.93/9,137.03 = 5,287.02/x
  3. Step 3: Cross multiply
    6,105.93x = 9,137.03 × 5,287.02
  4. Step 4: Simplify right side
    6,105.93x = 48,307,633.92
  5. Step 5: Solve for x
    x = 48,307,633.92/6,105.93
  6. Step 6: Final answer
    x = 7,911.59

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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.