Home / 3,762.51-5,644.40-1,296.67

Finding the Fourth Proportional to 3,762.51, 5,644.40 and 1,296.67

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Solution

The fourth proportional to 3,762.51, 5,644.40 and 1,296.67 is: 1,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.51 : 5,644.40 = 1,296.67 : x
  2. Step 2: Convert to fraction form
    3,762.51/5,644.40 = 1,296.67/x
  3. Step 3: Cross multiply
    3,762.51x = 5,644.40 × 1,296.67
  4. Step 4: Simplify right side
    3,762.51x = 7,318,923.90
  5. Step 5: Solve for x
    x = 7,318,923.90/3,762.51
  6. Step 6: Final answer
    x = 1,945.22

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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.