Home / 6,659.50-9,190.07-3,675.51

Finding the Fourth Proportional to 6,659.50, 9,190.07 and 3,675.51

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Solution

The fourth proportional to 6,659.50, 9,190.07 and 3,675.51 is: 5,072.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.50 : 9,190.07 = 3,675.51 : x
  2. Step 2: Convert to fraction form
    6,659.50/9,190.07 = 3,675.51/x
  3. Step 3: Cross multiply
    6,659.50x = 9,190.07 × 3,675.51
  4. Step 4: Simplify right side
    6,659.50x = 33,778,213.71
  5. Step 5: Solve for x
    x = 33,778,213.71/6,659.50
  6. Step 6: Final answer
    x = 5,072.19

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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.