Home / 4,419.72-6,629.67-3,538.13

Finding the Fourth Proportional to 4,419.72, 6,629.67 and 3,538.13

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Solution

The fourth proportional to 4,419.72, 6,629.67 and 3,538.13 is: 5,307.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.72 : 6,629.67 = 3,538.13 : x
  2. Step 2: Convert to fraction form
    4,419.72/6,629.67 = 3,538.13/x
  3. Step 3: Cross multiply
    4,419.72x = 6,629.67 × 3,538.13
  4. Step 4: Simplify right side
    4,419.72x = 23,456,650.89
  5. Step 5: Solve for x
    x = 23,456,650.89/4,419.72
  6. Step 6: Final answer
    x = 5,307.27

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1.5x scale

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.