Home / 3,538.11-5,307.21-1,346.96

Finding the Fourth Proportional to 3,538.11, 5,307.21 and 1,346.96

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Solution

The fourth proportional to 3,538.11, 5,307.21 and 1,346.96 is: 2,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.11 : 5,307.21 = 1,346.96 : x
  2. Step 2: Convert to fraction form
    3,538.11/5,307.21 = 1,346.96/x
  3. Step 3: Cross multiply
    3,538.11x = 5,307.21 × 1,346.96
  4. Step 4: Simplify right side
    3,538.11x = 7,148,586.78
  5. Step 5: Solve for x
    x = 7,148,586.78/3,538.11
  6. Step 6: Final answer
    x = 2,020.45

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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.