Home / 9,786.14-13,504.79-5,537.22

Finding the Fourth Proportional to 9,786.14, 13,504.79 and 5,537.22

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Solution

The fourth proportional to 9,786.14, 13,504.79 and 5,537.22 is: 7,641.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.14 : 13,504.79 = 5,537.22 : x
  2. Step 2: Convert to fraction form
    9,786.14/13,504.79 = 5,537.22/x
  3. Step 3: Cross multiply
    9,786.14x = 13,504.79 × 5,537.22
  4. Step 4: Simplify right side
    9,786.14x = 74,778,965.60
  5. Step 5: Solve for x
    x = 74,778,965.60/9,786.14
  6. Step 6: Final answer
    x = 7,641.32

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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.