Home / 10,965.24-16,448.76-3,174.66

Finding the Fourth Proportional to 10,965.24, 16,448.76 and 3,174.66

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Solution

The fourth proportional to 10,965.24, 16,448.76 and 3,174.66 is: 4,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965.24 : 16,448.76 = 3,174.66 : x
  2. Step 2: Convert to fraction form
    10,965.24/16,448.76 = 3,174.66/x
  3. Step 3: Cross multiply
    10,965.24x = 16,448.76 × 3,174.66
  4. Step 4: Simplify right side
    10,965.24x = 52,219,220.42
  5. Step 5: Solve for x
    x = 52,219,220.42/10,965.24
  6. Step 6: Final answer
    x = 4,762.25

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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.