Home / 6,186.78-9,279.27-1,803.06

Finding the Fourth Proportional to 6,186.78, 9,279.27 and 1,803.06

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Solution

The fourth proportional to 6,186.78, 9,279.27 and 1,803.06 is: 2,704.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.78 : 9,279.27 = 1,803.06 : x
  2. Step 2: Convert to fraction form
    6,186.78/9,279.27 = 1,803.06/x
  3. Step 3: Cross multiply
    6,186.78x = 9,279.27 × 1,803.06
  4. Step 4: Simplify right side
    6,186.78x = 16,731,080.57
  5. Step 5: Solve for x
    x = 16,731,080.57/6,186.78
  6. Step 6: Final answer
    x = 2,704.33

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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.