Home / 7,359.75-11,028.90-3,412.22

Finding the Fourth Proportional to 7,359.75, 11,028.90 and 3,412.22

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Solution

The fourth proportional to 7,359.75, 11,028.90 and 3,412.22 is: 5,113.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.75 : 11,028.90 = 3,412.22 : x
  2. Step 2: Convert to fraction form
    7,359.75/11,028.90 = 3,412.22/x
  3. Step 3: Cross multiply
    7,359.75x = 11,028.90 × 3,412.22
  4. Step 4: Simplify right side
    7,359.75x = 37,632,988.52
  5. Step 5: Solve for x
    x = 37,632,988.52/7,359.75
  6. Step 6: Final answer
    x = 5,113.35

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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.