Home / 9,705.10-14,556.53-2,685.62

Finding the Fourth Proportional to 9,705.10, 14,556.53 and 2,685.62

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Solution

The fourth proportional to 9,705.10, 14,556.53 and 2,685.62 is: 4,028.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,705.10 : 14,556.53 = 2,685.62 : x
  2. Step 2: Convert to fraction form
    9,705.10/14,556.53 = 2,685.62/x
  3. Step 3: Cross multiply
    9,705.10x = 14,556.53 × 2,685.62
  4. Step 4: Simplify right side
    9,705.10x = 39,093,308.10
  5. Step 5: Solve for x
    x = 39,093,308.10/9,705.10
  6. Step 6: Final answer
    x = 4,028.12

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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.