Home / 8,734.13-13,100.96-2,160.17

Finding the Fourth Proportional to 8,734.13, 13,100.96 and 2,160.17

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Solution

The fourth proportional to 8,734.13, 13,100.96 and 2,160.17 is: 3,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734.13 : 13,100.96 = 2,160.17 : x
  2. Step 2: Convert to fraction form
    8,734.13/13,100.96 = 2,160.17/x
  3. Step 3: Cross multiply
    8,734.13x = 13,100.96 × 2,160.17
  4. Step 4: Simplify right side
    8,734.13x = 28,300,289.96
  5. Step 5: Solve for x
    x = 28,300,289.96/8,734.13
  6. Step 6: Final answer
    x = 3,240.20

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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.