Home / 3,300.23-4,949.42-1,325.85

Finding the Fourth Proportional to 3,300.23, 4,949.42 and 1,325.85

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Solution

The fourth proportional to 3,300.23, 4,949.42 and 1,325.85 is: 1,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.23 : 4,949.42 = 1,325.85 : x
  2. Step 2: Convert to fraction form
    3,300.23/4,949.42 = 1,325.85/x
  3. Step 3: Cross multiply
    3,300.23x = 4,949.42 × 1,325.85
  4. Step 4: Simplify right side
    3,300.23x = 6,562,188.51
  5. Step 5: Solve for x
    x = 6,562,188.51/3,300.23
  6. Step 6: Final answer
    x = 1,988.41

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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.