Home / 4,448.75-6,673.16-1,328.81

Finding the Fourth Proportional to 4,448.75, 6,673.16 and 1,328.81

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Solution

The fourth proportional to 4,448.75, 6,673.16 and 1,328.81 is: 1,993.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.75 : 6,673.16 = 1,328.81 : x
  2. Step 2: Convert to fraction form
    4,448.75/6,673.16 = 1,328.81/x
  3. Step 3: Cross multiply
    4,448.75x = 6,673.16 × 1,328.81
  4. Step 4: Simplify right side
    4,448.75x = 8,867,331.70
  5. Step 5: Solve for x
    x = 8,867,331.70/4,448.75
  6. Step 6: Final answer
    x = 1,993.22

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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.