Home / 3,738.36-5,607.48-1,273.16

Finding the Fourth Proportional to 3,738.36, 5,607.48 and 1,273.16

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Solution

The fourth proportional to 3,738.36, 5,607.48 and 1,273.16 is: 1,909.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.36 : 5,607.48 = 1,273.16 : x
  2. Step 2: Convert to fraction form
    3,738.36/5,607.48 = 1,273.16/x
  3. Step 3: Cross multiply
    3,738.36x = 5,607.48 × 1,273.16
  4. Step 4: Simplify right side
    3,738.36x = 7,139,219.24
  5. Step 5: Solve for x
    x = 7,139,219.24/3,738.36
  6. Step 6: Final answer
    x = 1,909.72

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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.