Home / 4,419.92-6,629.85-1,133.01

Finding the Fourth Proportional to 4,419.92, 6,629.85 and 1,133.01

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Solution

The fourth proportional to 4,419.92, 6,629.85 and 1,133.01 is: 1,699.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.92 : 6,629.85 = 1,133.01 : x
  2. Step 2: Convert to fraction form
    4,419.92/6,629.85 = 1,133.01/x
  3. Step 3: Cross multiply
    4,419.92x = 6,629.85 × 1,133.01
  4. Step 4: Simplify right side
    4,419.92x = 7,511,686.35
  5. Step 5: Solve for x
    x = 7,511,686.35/4,419.92
  6. Step 6: Final answer
    x = 1,699.51

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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.