Home / 7,014.76-10,515.48-2,800.60

Finding the Fourth Proportional to 7,014.76, 10,515.48 and 2,800.60

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Solution

The fourth proportional to 7,014.76, 10,515.48 and 2,800.60 is: 4,198.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.76 : 10,515.48 = 2,800.60 : x
  2. Step 2: Convert to fraction form
    7,014.76/10,515.48 = 2,800.60/x
  3. Step 3: Cross multiply
    7,014.76x = 10,515.48 × 2,800.60
  4. Step 4: Simplify right side
    7,014.76x = 29,449,653.29
  5. Step 5: Solve for x
    x = 29,449,653.29/7,014.76
  6. Step 6: Final answer
    x = 4,198.24

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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.