Home / 6,987.24-10,479.42-2,604.60

Finding the Fourth Proportional to 6,987.24, 10,479.42 and 2,604.60

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Solution

The fourth proportional to 6,987.24, 10,479.42 and 2,604.60 is: 3,906.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987.24 : 10,479.42 = 2,604.60 : x
  2. Step 2: Convert to fraction form
    6,987.24/10,479.42 = 2,604.60/x
  3. Step 3: Cross multiply
    6,987.24x = 10,479.42 × 2,604.60
  4. Step 4: Simplify right side
    6,987.24x = 27,294,697.33
  5. Step 5: Solve for x
    x = 27,294,697.33/6,987.24
  6. Step 6: Final answer
    x = 3,906.36

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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.