Home / 3,673.64-5,508.75-1,333.35

Finding the Fourth Proportional to 3,673.64, 5,508.75 and 1,333.35

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Solution

The fourth proportional to 3,673.64, 5,508.75 and 1,333.35 is: 1,999.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.64 : 5,508.75 = 1,333.35 : x
  2. Step 2: Convert to fraction form
    3,673.64/5,508.75 = 1,333.35/x
  3. Step 3: Cross multiply
    3,673.64x = 5,508.75 × 1,333.35
  4. Step 4: Simplify right side
    3,673.64x = 7,345,091.81
  5. Step 5: Solve for x
    x = 7,345,091.81/3,673.64
  6. Step 6: Final answer
    x = 1,999.41

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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.