Home / 6,211.26-9,316.80-1,828.80

Finding the Fourth Proportional to 6,211.26, 9,316.80 and 1,828.80

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Solution

The fourth proportional to 6,211.26, 9,316.80 and 1,828.80 is: 2,743.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.26 : 9,316.80 = 1,828.80 : x
  2. Step 2: Convert to fraction form
    6,211.26/9,316.80 = 1,828.80/x
  3. Step 3: Cross multiply
    6,211.26x = 9,316.80 × 1,828.80
  4. Step 4: Simplify right side
    6,211.26x = 17,038,563.84
  5. Step 5: Solve for x
    x = 17,038,563.84/6,211.26
  6. Step 6: Final answer
    x = 2,743.17

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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.