Home / 6,285.02-9,415.65-4,198.73

Finding the Fourth Proportional to 6,285.02, 9,415.65 and 4,198.73

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Solution

The fourth proportional to 6,285.02, 9,415.65 and 4,198.73 is: 6,290.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.02 : 9,415.65 = 4,198.73 : x
  2. Step 2: Convert to fraction form
    6,285.02/9,415.65 = 4,198.73/x
  3. Step 3: Cross multiply
    6,285.02x = 9,415.65 × 4,198.73
  4. Step 4: Simplify right side
    6,285.02x = 39,533,772.12
  5. Step 5: Solve for x
    x = 39,533,772.12/6,285.02
  6. Step 6: Final answer
    x = 6,290.16

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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.