Home / 7,713.45-11,570.78-2,167.25

Finding the Fourth Proportional to 7,713.45, 11,570.78 and 2,167.25

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Solution

The fourth proportional to 7,713.45, 11,570.78 and 2,167.25 is: 3,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713.45 : 11,570.78 = 2,167.25 : x
  2. Step 2: Convert to fraction form
    7,713.45/11,570.78 = 2,167.25/x
  3. Step 3: Cross multiply
    7,713.45x = 11,570.78 × 2,167.25
  4. Step 4: Simplify right side
    7,713.45x = 25,076,704.26
  5. Step 5: Solve for x
    x = 25,076,704.26/7,713.45
  6. Step 6: Final answer
    x = 3,251.04

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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.