Home / 9,486.42-13,091.41-5,237.68

Finding the Fourth Proportional to 9,486.42, 13,091.41 and 5,237.68

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Solution

The fourth proportional to 9,486.42, 13,091.41 and 5,237.68 is: 7,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.42 : 13,091.41 = 5,237.68 : x
  2. Step 2: Convert to fraction form
    9,486.42/13,091.41 = 5,237.68/x
  3. Step 3: Cross multiply
    9,486.42x = 13,091.41 × 5,237.68
  4. Step 4: Simplify right side
    9,486.42x = 68,568,616.33
  5. Step 5: Solve for x
    x = 68,568,616.33/9,486.42
  6. Step 6: Final answer
    x = 7,228.08

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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.