Home / 6,186.38-9,279.83-1,804.21

Finding the Fourth Proportional to 6,186.38, 9,279.83 and 1,804.21

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Solution

The fourth proportional to 6,186.38, 9,279.83 and 1,804.21 is: 2,706.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.38 : 9,279.83 = 1,804.21 : x
  2. Step 2: Convert to fraction form
    6,186.38/9,279.83 = 1,804.21/x
  3. Step 3: Cross multiply
    6,186.38x = 9,279.83 × 1,804.21
  4. Step 4: Simplify right side
    6,186.38x = 16,742,743.40
  5. Step 5: Solve for x
    x = 16,742,743.40/6,186.38
  6. Step 6: Final answer
    x = 2,706.39

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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.