Home / 6,914.41-10,371.62-1,720.28

Finding the Fourth Proportional to 6,914.41, 10,371.62 and 1,720.28

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Solution

The fourth proportional to 6,914.41, 10,371.62 and 1,720.28 is: 2,580.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.41 : 10,371.62 = 1,720.28 : x
  2. Step 2: Convert to fraction form
    6,914.41/10,371.62 = 1,720.28/x
  3. Step 3: Cross multiply
    6,914.41x = 10,371.62 × 1,720.28
  4. Step 4: Simplify right side
    6,914.41x = 17,842,090.45
  5. Step 5: Solve for x
    x = 17,842,090.45/6,914.41
  6. Step 6: Final answer
    x = 2,580.42

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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.