Home / 3,330.48-4,993.41-1,480.62

Finding the Fourth Proportional to 3,330.48, 4,993.41 and 1,480.62

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Solution

The fourth proportional to 3,330.48, 4,993.41 and 1,480.62 is: 2,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.48 : 4,993.41 = 1,480.62 : x
  2. Step 2: Convert to fraction form
    3,330.48/4,993.41 = 1,480.62/x
  3. Step 3: Cross multiply
    3,330.48x = 4,993.41 × 1,480.62
  4. Step 4: Simplify right side
    3,330.48x = 7,393,342.71
  5. Step 5: Solve for x
    x = 7,393,342.71/3,330.48
  6. Step 6: Final answer
    x = 2,219.90

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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.