Home / 3,214.17-4,817.31-1,828.67

Finding the Fourth Proportional to 3,214.17, 4,817.31 and 1,828.67

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Solution

The fourth proportional to 3,214.17, 4,817.31 and 1,828.67 is: 2,740.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.17 : 4,817.31 = 1,828.67 : x
  2. Step 2: Convert to fraction form
    3,214.17/4,817.31 = 1,828.67/x
  3. Step 3: Cross multiply
    3,214.17x = 4,817.31 × 1,828.67
  4. Step 4: Simplify right side
    3,214.17x = 8,809,270.28
  5. Step 5: Solve for x
    x = 8,809,270.28/3,214.17
  6. Step 6: Final answer
    x = 2,740.76

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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.