Home / 4,120.02-6,181.61-2,477.73

Finding the Fourth Proportional to 4,120.02, 6,181.61 and 2,477.73

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Solution

The fourth proportional to 4,120.02, 6,181.61 and 2,477.73 is: 3,717.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.02 : 6,181.61 = 2,477.73 : x
  2. Step 2: Convert to fraction form
    4,120.02/6,181.61 = 2,477.73/x
  3. Step 3: Cross multiply
    4,120.02x = 6,181.61 × 2,477.73
  4. Step 4: Simplify right side
    4,120.02x = 15,316,348.16
  5. Step 5: Solve for x
    x = 15,316,348.16/4,120.02
  6. Step 6: Final answer
    x = 3,717.54

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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.