Home / 6,917.12-10,375.68-2,300

Finding the Fourth Proportional to 6,917.12, 10,375.68 and 2,300

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Solution

The fourth proportional to 6,917.12, 10,375.68 and 2,300 is: 3,450

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.12 : 10,375.68 = 2,300 : x
  2. Step 2: Convert to fraction form
    6,917.12/10,375.68 = 2,300/x
  3. Step 3: Cross multiply
    6,917.12x = 10,375.68 × 2,300
  4. Step 4: Simplify right side
    6,917.12x = 23,864,064
  5. Step 5: Solve for x
    x = 23,864,064/6,917.12
  6. Step 6: Final answer
    x = 3,450

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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.