Home / 13,174.16-19,764.65-3,814.97

Finding the Fourth Proportional to 13,174.16, 19,764.65 and 3,814.97

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Solution

The fourth proportional to 13,174.16, 19,764.65 and 3,814.97 is: 5,723.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,174.16 : 19,764.65 = 3,814.97 : x
  2. Step 2: Convert to fraction form
    13,174.16/19,764.65 = 3,814.97/x
  3. Step 3: Cross multiply
    13,174.16x = 19,764.65 × 3,814.97
  4. Step 4: Simplify right side
    13,174.16x = 75,401,457.52
  5. Step 5: Solve for x
    x = 75,401,457.52/13,174.16
  6. Step 6: Final answer
    x = 5,723.44

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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.