Home / 3,319.45-4,580.89-1,903.37

Finding the Fourth Proportional to 3,319.45, 4,580.89 and 1,903.37

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Solution

The fourth proportional to 3,319.45, 4,580.89 and 1,903.37 is: 2,626.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.45 : 4,580.89 = 1,903.37 : x
  2. Step 2: Convert to fraction form
    3,319.45/4,580.89 = 1,903.37/x
  3. Step 3: Cross multiply
    3,319.45x = 4,580.89 × 1,903.37
  4. Step 4: Simplify right side
    3,319.45x = 8,719,100.94
  5. Step 5: Solve for x
    x = 8,719,100.94/3,319.45
  6. Step 6: Final answer
    x = 2,626.67

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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.