Home / 9,567.51-13,213.25-8,523.90

Finding the Fourth Proportional to 9,567.51, 13,213.25 and 8,523.90

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Solution

The fourth proportional to 9,567.51, 13,213.25 and 8,523.90 is: 11,771.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,567.51 : 13,213.25 = 8,523.90 : x
  2. Step 2: Convert to fraction form
    9,567.51/13,213.25 = 8,523.90/x
  3. Step 3: Cross multiply
    9,567.51x = 13,213.25 × 8,523.90
  4. Step 4: Simplify right side
    9,567.51x = 112,628,421.68
  5. Step 5: Solve for x
    x = 112,628,421.68/9,567.51
  6. Step 6: Final answer
    x = 11,771.97

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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.