Home / 4,820.55-7,227.72-2,011.32

Finding the Fourth Proportional to 4,820.55, 7,227.72 and 2,011.32

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Solution

The fourth proportional to 4,820.55, 7,227.72 and 2,011.32 is: 3,015.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.55 : 7,227.72 = 2,011.32 : x
  2. Step 2: Convert to fraction form
    4,820.55/7,227.72 = 2,011.32/x
  3. Step 3: Cross multiply
    4,820.55x = 7,227.72 × 2,011.32
  4. Step 4: Simplify right side
    4,820.55x = 14,537,257.79
  5. Step 5: Solve for x
    x = 14,537,257.79/4,820.55
  6. Step 6: Final answer
    x = 3,015.68

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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.