Home / 5,559.03-7,667.87-3,319.38

Finding the Fourth Proportional to 5,559.03, 7,667.87 and 3,319.38

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Solution

The fourth proportional to 5,559.03, 7,667.87 and 3,319.38 is: 4,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559.03 : 7,667.87 = 3,319.38 : x
  2. Step 2: Convert to fraction form
    5,559.03/7,667.87 = 3,319.38/x
  3. Step 3: Cross multiply
    5,559.03x = 7,667.87 × 3,319.38
  4. Step 4: Simplify right side
    5,559.03x = 25,452,557.72
  5. Step 5: Solve for x
    x = 25,452,557.72/5,559.03
  6. Step 6: Final answer
    x = 4,578.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.