Home / 10,668.48-16,005.24-3,648.57

Finding the Fourth Proportional to 10,668.48, 16,005.24 and 3,648.57

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Solution

The fourth proportional to 10,668.48, 16,005.24 and 3,648.57 is: 5,473.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.48 : 16,005.24 = 3,648.57 : x
  2. Step 2: Convert to fraction form
    10,668.48/16,005.24 = 3,648.57/x
  3. Step 3: Cross multiply
    10,668.48x = 16,005.24 × 3,648.57
  4. Step 4: Simplify right side
    10,668.48x = 58,396,238.51
  5. Step 5: Solve for x
    x = 58,396,238.51/10,668.48
  6. Step 6: Final answer
    x = 5,473.72

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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.