Home / 9,119.04-13,682.24-3,572.80

Finding the Fourth Proportional to 9,119.04, 13,682.24 and 3,572.80

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Solution

The fourth proportional to 9,119.04, 13,682.24 and 3,572.80 is: 5,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.04 : 13,682.24 = 3,572.80 : x
  2. Step 2: Convert to fraction form
    9,119.04/13,682.24 = 3,572.80/x
  3. Step 3: Cross multiply
    9,119.04x = 13,682.24 × 3,572.80
  4. Step 4: Simplify right side
    9,119.04x = 48,883,907.07
  5. Step 5: Solve for x
    x = 48,883,907.07/9,119.04
  6. Step 6: Final answer
    x = 5,360.64

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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.