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Finding the Fourth Proportional to 3,577, 5,368.38 and 1,846.12

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Solution

The fourth proportional to 3,577, 5,368.38 and 1,846.12 is: 2,770.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577 : 5,368.38 = 1,846.12 : x
  2. Step 2: Convert to fraction form
    3,577/5,368.38 = 1,846.12/x
  3. Step 3: Cross multiply
    3,577x = 5,368.38 × 1,846.12
  4. Step 4: Simplify right side
    3,577x = 9,910,673.69
  5. Step 5: Solve for x
    x = 9,910,673.69/3,577
  6. Step 6: Final answer
    x = 2,770.67

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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.