Home / 6,346.06-9,519.72-2,185.51

Finding the Fourth Proportional to 6,346.06, 9,519.72 and 2,185.51

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Solution

The fourth proportional to 6,346.06, 9,519.72 and 2,185.51 is: 3,278.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346.06 : 9,519.72 = 2,185.51 : x
  2. Step 2: Convert to fraction form
    6,346.06/9,519.72 = 2,185.51/x
  3. Step 3: Cross multiply
    6,346.06x = 9,519.72 × 2,185.51
  4. Step 4: Simplify right side
    6,346.06x = 20,805,443.26
  5. Step 5: Solve for x
    x = 20,805,443.26/6,346.06
  6. Step 6: Final answer
    x = 3,278.48

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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.