Home / 5,496.20-7,584.74-2,978.37

Finding the Fourth Proportional to 5,496.20, 7,584.74 and 2,978.37

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Solution

The fourth proportional to 5,496.20, 7,584.74 and 2,978.37 is: 4,110.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,496.20 : 7,584.74 = 2,978.37 : x
  2. Step 2: Convert to fraction form
    5,496.20/7,584.74 = 2,978.37/x
  3. Step 3: Cross multiply
    5,496.20x = 7,584.74 × 2,978.37
  4. Step 4: Simplify right side
    5,496.20x = 22,590,147.18
  5. Step 5: Solve for x
    x = 22,590,147.18/5,496.20
  6. Step 6: Final answer
    x = 4,110.14

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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.