Home / 11,770.19-17,659.33-7,382.51

Finding the Fourth Proportional to 11,770.19, 17,659.33 and 7,382.51

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Solution

The fourth proportional to 11,770.19, 17,659.33 and 7,382.51 is: 11,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770.19 : 17,659.33 = 7,382.51 : x
  2. Step 2: Convert to fraction form
    11,770.19/17,659.33 = 7,382.51/x
  3. Step 3: Cross multiply
    11,770.19x = 17,659.33 × 7,382.51
  4. Step 4: Simplify right side
    11,770.19x = 130,370,180.32
  5. Step 5: Solve for x
    x = 130,370,180.32/11,770.19
  6. Step 6: Final answer
    x = 11,076.30

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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.