Home / 4,112.79-6,165.50-1,479.67

Finding the Fourth Proportional to 4,112.79, 6,165.50 and 1,479.67

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Solution

The fourth proportional to 4,112.79, 6,165.50 and 1,479.67 is: 2,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.79 : 6,165.50 = 1,479.67 : x
  2. Step 2: Convert to fraction form
    4,112.79/6,165.50 = 1,479.67/x
  3. Step 3: Cross multiply
    4,112.79x = 6,165.50 × 1,479.67
  4. Step 4: Simplify right side
    4,112.79x = 9,122,905.39
  5. Step 5: Solve for x
    x = 9,122,905.39/4,112.79
  6. Step 6: Final answer
    x = 2,218.18

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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.