Home / 4,820.41-7,228.08-2,628.55

Finding the Fourth Proportional to 4,820.41, 7,228.08 and 2,628.55

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Solution

The fourth proportional to 4,820.41, 7,228.08 and 2,628.55 is: 3,941.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.41 : 7,228.08 = 2,628.55 : x
  2. Step 2: Convert to fraction form
    4,820.41/7,228.08 = 2,628.55/x
  3. Step 3: Cross multiply
    4,820.41x = 7,228.08 × 2,628.55
  4. Step 4: Simplify right side
    4,820.41x = 18,999,369.68
  5. Step 5: Solve for x
    x = 18,999,369.68/4,820.41
  6. Step 6: Final answer
    x = 3,941.44

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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.