Home / 11,741.52-17,617.54-5,169.62

Finding the Fourth Proportional to 11,741.52, 17,617.54 and 5,169.62

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Solution

The fourth proportional to 11,741.52, 17,617.54 and 5,169.62 is: 7,756.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.52 : 17,617.54 = 5,169.62 : x
  2. Step 2: Convert to fraction form
    11,741.52/17,617.54 = 5,169.62/x
  3. Step 3: Cross multiply
    11,741.52x = 17,617.54 × 5,169.62
  4. Step 4: Simplify right side
    11,741.52x = 91,075,987.13
  5. Step 5: Solve for x
    x = 91,075,987.13/11,741.52
  6. Step 6: Final answer
    x = 7,756.75

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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.