Home / 4,984.08-7,462.74-2,786.55

Finding the Fourth Proportional to 4,984.08, 7,462.74 and 2,786.55

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Solution

The fourth proportional to 4,984.08, 7,462.74 and 2,786.55 is: 4,172.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.08 : 7,462.74 = 2,786.55 : x
  2. Step 2: Convert to fraction form
    4,984.08/7,462.74 = 2,786.55/x
  3. Step 3: Cross multiply
    4,984.08x = 7,462.74 × 2,786.55
  4. Step 4: Simplify right side
    4,984.08x = 20,795,298.15
  5. Step 5: Solve for x
    x = 20,795,298.15/4,984.08
  6. Step 6: Final answer
    x = 4,172.34

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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.