Home / 10,383.46-14,329.19-5,667.75

Finding the Fourth Proportional to 10,383.46, 14,329.19 and 5,667.75

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Solution

The fourth proportional to 10,383.46, 14,329.19 and 5,667.75 is: 7,821.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383.46 : 14,329.19 = 5,667.75 : x
  2. Step 2: Convert to fraction form
    10,383.46/14,329.19 = 5,667.75/x
  3. Step 3: Cross multiply
    10,383.46x = 14,329.19 × 5,667.75
  4. Step 4: Simplify right side
    10,383.46x = 81,214,266.62
  5. Step 5: Solve for x
    x = 81,214,266.62/10,383.46
  6. Step 6: Final answer
    x = 7,821.50

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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.