Home / 6,325.54-9,479.39-2,990.23

Finding the Fourth Proportional to 6,325.54, 9,479.39 and 2,990.23

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Solution

The fourth proportional to 6,325.54, 9,479.39 and 2,990.23 is: 4,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.54 : 9,479.39 = 2,990.23 : x
  2. Step 2: Convert to fraction form
    6,325.54/9,479.39 = 2,990.23/x
  3. Step 3: Cross multiply
    6,325.54x = 9,479.39 × 2,990.23
  4. Step 4: Simplify right side
    6,325.54x = 28,345,556.36
  5. Step 5: Solve for x
    x = 28,345,556.36/6,325.54
  6. Step 6: Final answer
    x = 4,481.13

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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.