Home / 6,805.21-10,207.82-1,875.37

Finding the Fourth Proportional to 6,805.21, 10,207.82 and 1,875.37

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Solution

The fourth proportional to 6,805.21, 10,207.82 and 1,875.37 is: 2,813.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.21 : 10,207.82 = 1,875.37 : x
  2. Step 2: Convert to fraction form
    6,805.21/10,207.82 = 1,875.37/x
  3. Step 3: Cross multiply
    6,805.21x = 10,207.82 × 1,875.37
  4. Step 4: Simplify right side
    6,805.21x = 19,143,439.39
  5. Step 5: Solve for x
    x = 19,143,439.39/6,805.21
  6. Step 6: Final answer
    x = 2,813.06

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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.