Home / 4,419.72-6,629.64-1,341.72

Finding the Fourth Proportional to 4,419.72, 6,629.64 and 1,341.72

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Solution

The fourth proportional to 4,419.72, 6,629.64 and 1,341.72 is: 2,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.72 : 6,629.64 = 1,341.72 : x
  2. Step 2: Convert to fraction form
    4,419.72/6,629.64 = 1,341.72/x
  3. Step 3: Cross multiply
    4,419.72x = 6,629.64 × 1,341.72
  4. Step 4: Simplify right side
    4,419.72x = 8,895,120.58
  5. Step 5: Solve for x
    x = 8,895,120.58/4,419.72
  6. Step 6: Final answer
    x = 2,012.60

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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.