Home / 6,231.30-8,598.87-3,873.39

Finding the Fourth Proportional to 6,231.30, 8,598.87 and 3,873.39

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Solution

The fourth proportional to 6,231.30, 8,598.87 and 3,873.39 is: 5,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.30 : 8,598.87 = 3,873.39 : x
  2. Step 2: Convert to fraction form
    6,231.30/8,598.87 = 3,873.39/x
  3. Step 3: Cross multiply
    6,231.30x = 8,598.87 × 3,873.39
  4. Step 4: Simplify right side
    6,231.30x = 33,306,777.07
  5. Step 5: Solve for x
    x = 33,306,777.07/6,231.30
  6. Step 6: Final answer
    x = 5,345.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.