Home / 7,014.34-10,520.70-2,083.96

Finding the Fourth Proportional to 7,014.34, 10,520.70 and 2,083.96

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Solution

The fourth proportional to 7,014.34, 10,520.70 and 2,083.96 is: 3,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.34 : 10,520.70 = 2,083.96 : x
  2. Step 2: Convert to fraction form
    7,014.34/10,520.70 = 2,083.96/x
  3. Step 3: Cross multiply
    7,014.34x = 10,520.70 × 2,083.96
  4. Step 4: Simplify right side
    7,014.34x = 21,924,717.97
  5. Step 5: Solve for x
    x = 21,924,717.97/7,014.34
  6. Step 6: Final answer
    x = 3,125.70

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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.