Home / 7,386.99-11,077.25-2,766.75

Finding the Fourth Proportional to 7,386.99, 11,077.25 and 2,766.75

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Solution

The fourth proportional to 7,386.99, 11,077.25 and 2,766.75 is: 4,148.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.99 : 11,077.25 = 2,766.75 : x
  2. Step 2: Convert to fraction form
    7,386.99/11,077.25 = 2,766.75/x
  3. Step 3: Cross multiply
    7,386.99x = 11,077.25 × 2,766.75
  4. Step 4: Simplify right side
    7,386.99x = 30,647,967.60
  5. Step 5: Solve for x
    x = 30,647,967.60/7,386.99
  6. Step 6: Final answer
    x = 4,148.91

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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.