Home / 3,666.07-5,059.91-2,174.81

Finding the Fourth Proportional to 3,666.07, 5,059.91 and 2,174.81

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Solution

The fourth proportional to 3,666.07, 5,059.91 and 2,174.81 is: 3,001.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.07 : 5,059.91 = 2,174.81 : x
  2. Step 2: Convert to fraction form
    3,666.07/5,059.91 = 2,174.81/x
  3. Step 3: Cross multiply
    3,666.07x = 5,059.91 × 2,174.81
  4. Step 4: Simplify right side
    3,666.07x = 11,004,331.99
  5. Step 5: Solve for x
    x = 11,004,331.99/3,666.07
  6. Step 6: Final answer
    x = 3,001.67

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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.