Home / 6,461.67-9,688.01-2,902.43

Finding the Fourth Proportional to 6,461.67, 9,688.01 and 2,902.43

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Solution

The fourth proportional to 6,461.67, 9,688.01 and 2,902.43 is: 4,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461.67 : 9,688.01 = 2,902.43 : x
  2. Step 2: Convert to fraction form
    6,461.67/9,688.01 = 2,902.43/x
  3. Step 3: Cross multiply
    6,461.67x = 9,688.01 × 2,902.43
  4. Step 4: Simplify right side
    6,461.67x = 28,118,780.57
  5. Step 5: Solve for x
    x = 28,118,780.57/6,461.67
  6. Step 6: Final answer
    x = 4,351.62

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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.