Home / 10,241.12-15,368.36-3,667.43

Finding the Fourth Proportional to 10,241.12, 15,368.36 and 3,667.43

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Solution

The fourth proportional to 10,241.12, 15,368.36 and 3,667.43 is: 5,503.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.12 : 15,368.36 = 3,667.43 : x
  2. Step 2: Convert to fraction form
    10,241.12/15,368.36 = 3,667.43/x
  3. Step 3: Cross multiply
    10,241.12x = 15,368.36 × 3,667.43
  4. Step 4: Simplify right side
    10,241.12x = 56,362,289.34
  5. Step 5: Solve for x
    x = 56,362,289.34/10,241.12
  6. Step 6: Final answer
    x = 5,503.53

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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.