Home / 7,186.26-10,780.75-2,254.57

Finding the Fourth Proportional to 7,186.26, 10,780.75 and 2,254.57

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Solution

The fourth proportional to 7,186.26, 10,780.75 and 2,254.57 is: 3,382.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186.26 : 10,780.75 = 2,254.57 : x
  2. Step 2: Convert to fraction form
    7,186.26/10,780.75 = 2,254.57/x
  3. Step 3: Cross multiply
    7,186.26x = 10,780.75 × 2,254.57
  4. Step 4: Simplify right side
    7,186.26x = 24,305,955.53
  5. Step 5: Solve for x
    x = 24,305,955.53/7,186.26
  6. Step 6: Final answer
    x = 3,382.28

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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.