Home / 9,270.80-13,907.40-4,593.20

Finding the Fourth Proportional to 9,270.80, 13,907.40 and 4,593.20

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Solution

The fourth proportional to 9,270.80, 13,907.40 and 4,593.20 is: 6,890.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.80 : 13,907.40 = 4,593.20 : x
  2. Step 2: Convert to fraction form
    9,270.80/13,907.40 = 4,593.20/x
  3. Step 3: Cross multiply
    9,270.80x = 13,907.40 × 4,593.20
  4. Step 4: Simplify right side
    9,270.80x = 63,879,469.68
  5. Step 5: Solve for x
    x = 63,879,469.68/9,270.80
  6. Step 6: Final answer
    x = 6,890.39

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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.