Home / 6,843.05-10,263.06-1,911.36

Finding the Fourth Proportional to 6,843.05, 10,263.06 and 1,911.36

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Solution

The fourth proportional to 6,843.05, 10,263.06 and 1,911.36 is: 2,866.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,843.05 : 10,263.06 = 1,911.36 : x
  2. Step 2: Convert to fraction form
    6,843.05/10,263.06 = 1,911.36/x
  3. Step 3: Cross multiply
    6,843.05x = 10,263.06 × 1,911.36
  4. Step 4: Simplify right side
    6,843.05x = 19,616,402.36
  5. Step 5: Solve for x
    x = 19,616,402.36/6,843.05
  6. Step 6: Final answer
    x = 2,866.62

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1.5x scale

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.