Home / 9,712.93-14,564.37-3,138.26

Finding the Fourth Proportional to 9,712.93, 14,564.37 and 3,138.26

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Solution

The fourth proportional to 9,712.93, 14,564.37 and 3,138.26 is: 4,705.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712.93 : 14,564.37 = 3,138.26 : x
  2. Step 2: Convert to fraction form
    9,712.93/14,564.37 = 3,138.26/x
  3. Step 3: Cross multiply
    9,712.93x = 14,564.37 × 3,138.26
  4. Step 4: Simplify right side
    9,712.93x = 45,706,706.97
  5. Step 5: Solve for x
    x = 45,706,706.97/9,712.93
  6. Step 6: Final answer
    x = 4,705.76

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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.