Home / 4,182.76-6,280.62-3,998.08

Finding the Fourth Proportional to 4,182.76, 6,280.62 and 3,998.08

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Solution

The fourth proportional to 4,182.76, 6,280.62 and 3,998.08 is: 6,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.76 : 6,280.62 = 3,998.08 : x
  2. Step 2: Convert to fraction form
    4,182.76/6,280.62 = 3,998.08/x
  3. Step 3: Cross multiply
    4,182.76x = 6,280.62 × 3,998.08
  4. Step 4: Simplify right side
    4,182.76x = 25,110,421.21
  5. Step 5: Solve for x
    x = 25,110,421.21/4,182.76
  6. Step 6: Final answer
    x = 6,003.31

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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.