Home / 9,144.45-13,716.61-2,570.59

Finding the Fourth Proportional to 9,144.45, 13,716.61 and 2,570.59

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Solution

The fourth proportional to 9,144.45, 13,716.61 and 2,570.59 is: 3,855.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,144.45 : 13,716.61 = 2,570.59 : x
  2. Step 2: Convert to fraction form
    9,144.45/13,716.61 = 2,570.59/x
  3. Step 3: Cross multiply
    9,144.45x = 13,716.61 × 2,570.59
  4. Step 4: Simplify right side
    9,144.45x = 35,259,780.50
  5. Step 5: Solve for x
    x = 35,259,780.50/9,144.45
  6. Step 6: Final answer
    x = 3,855.87

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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.