Home / 9,518.03-13,134.67-5,268.84

Finding the Fourth Proportional to 9,518.03, 13,134.67 and 5,268.84

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Solution

The fourth proportional to 9,518.03, 13,134.67 and 5,268.84 is: 7,270.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.03 : 13,134.67 = 5,268.84 : x
  2. Step 2: Convert to fraction form
    9,518.03/13,134.67 = 5,268.84/x
  3. Step 3: Cross multiply
    9,518.03x = 13,134.67 × 5,268.84
  4. Step 4: Simplify right side
    9,518.03x = 69,204,474.68
  5. Step 5: Solve for x
    x = 69,204,474.68/9,518.03
  6. Step 6: Final answer
    x = 7,270.89

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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.