Home / 3,231.07-4,840.76-2,714.39

Finding the Fourth Proportional to 3,231.07, 4,840.76 and 2,714.39

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Solution

The fourth proportional to 3,231.07, 4,840.76 and 2,714.39 is: 4,066.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.07 : 4,840.76 = 2,714.39 : x
  2. Step 2: Convert to fraction form
    3,231.07/4,840.76 = 2,714.39/x
  3. Step 3: Cross multiply
    3,231.07x = 4,840.76 × 2,714.39
  4. Step 4: Simplify right side
    3,231.07x = 13,139,710.54
  5. Step 5: Solve for x
    x = 13,139,710.54/3,231.07
  6. Step 6: Final answer
    x = 4,066.67

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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.