Home / 6,659.19-9,189.63-3,675.15

Finding the Fourth Proportional to 6,659.19, 9,189.63 and 3,675.15

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Solution

The fourth proportional to 6,659.19, 9,189.63 and 3,675.15 is: 5,071.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.19 : 9,189.63 = 3,675.15 : x
  2. Step 2: Convert to fraction form
    6,659.19/9,189.63 = 3,675.15/x
  3. Step 3: Cross multiply
    6,659.19x = 9,189.63 × 3,675.15
  4. Step 4: Simplify right side
    6,659.19x = 33,773,268.69
  5. Step 5: Solve for x
    x = 33,773,268.69/6,659.19
  6. Step 6: Final answer
    x = 5,071.68

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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.