Home / 6,659.16-9,189.55-3,675.12

Finding the Fourth Proportional to 6,659.16, 9,189.55 and 3,675.12

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Solution

The fourth proportional to 6,659.16, 9,189.55 and 3,675.12 is: 5,071.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.16 : 9,189.55 = 3,675.12 : x
  2. Step 2: Convert to fraction form
    6,659.16/9,189.55 = 3,675.12/x
  3. Step 3: Cross multiply
    6,659.16x = 9,189.55 × 3,675.12
  4. Step 4: Simplify right side
    6,659.16x = 33,772,699.00
  5. Step 5: Solve for x
    x = 33,772,699.00/6,659.16
  6. Step 6: Final answer
    x = 5,071.62

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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.