Home / 10,383.85-14,329.63-5,668.13

Finding the Fourth Proportional to 10,383.85, 14,329.63 and 5,668.13

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Solution

The fourth proportional to 10,383.85, 14,329.63 and 5,668.13 is: 7,821.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.85 : 14,329.63 = 5,668.13 : x
  2. Step 2: Convert to fraction form
    10,383.85/14,329.63 = 5,668.13/x
  3. Step 3: Cross multiply
    10,383.85x = 14,329.63 × 5,668.13
  4. Step 4: Simplify right side
    10,383.85x = 81,222,183.94
  5. Step 5: Solve for x
    x = 81,222,183.94/10,383.85
  6. Step 6: Final answer
    x = 7,821.98

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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.