Home / 5,313.33-7,333.07-3,190.05

Finding the Fourth Proportional to 5,313.33, 7,333.07 and 3,190.05

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Solution

The fourth proportional to 5,313.33, 7,333.07 and 3,190.05 is: 4,402.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.33 : 7,333.07 = 3,190.05 : x
  2. Step 2: Convert to fraction form
    5,313.33/7,333.07 = 3,190.05/x
  3. Step 3: Cross multiply
    5,313.33x = 7,333.07 × 3,190.05
  4. Step 4: Simplify right side
    5,313.33x = 23,392,844.00
  5. Step 5: Solve for x
    x = 23,392,844.00/5,313.33
  6. Step 6: Final answer
    x = 4,402.67

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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.