Home / 6,659.28-9,189.92-3,675.17

Finding the Fourth Proportional to 6,659.28, 9,189.92 and 3,675.17

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Solution

The fourth proportional to 6,659.28, 9,189.92 and 3,675.17 is: 5,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.28 : 9,189.92 = 3,675.17 : x
  2. Step 2: Convert to fraction form
    6,659.28/9,189.92 = 3,675.17/x
  3. Step 3: Cross multiply
    6,659.28x = 9,189.92 × 3,675.17
  4. Step 4: Simplify right side
    6,659.28x = 33,774,550.45
  5. Step 5: Solve for x
    x = 33,774,550.45/6,659.28
  6. Step 6: Final answer
    x = 5,071.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.