Home / 3,319.09-4,581.74-2,201.67

Finding the Fourth Proportional to 3,319.09, 4,581.74 and 2,201.67

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Solution

The fourth proportional to 3,319.09, 4,581.74 and 2,201.67 is: 3,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.09 : 4,581.74 = 2,201.67 : x
  2. Step 2: Convert to fraction form
    3,319.09/4,581.74 = 2,201.67/x
  3. Step 3: Cross multiply
    3,319.09x = 4,581.74 × 2,201.67
  4. Step 4: Simplify right side
    3,319.09x = 10,087,485.01
  5. Step 5: Solve for x
    x = 10,087,485.01/3,319.09
  6. Step 6: Final answer
    x = 3,039.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.