Home / 6,544.56-9,810.77-2,161.05

Finding the Fourth Proportional to 6,544.56, 9,810.77 and 2,161.05

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Solution

The fourth proportional to 6,544.56, 9,810.77 and 2,161.05 is: 3,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,544.56 : 9,810.77 = 2,161.05 : x
  2. Step 2: Convert to fraction form
    6,544.56/9,810.77 = 2,161.05/x
  3. Step 3: Cross multiply
    6,544.56x = 9,810.77 × 2,161.05
  4. Step 4: Simplify right side
    6,544.56x = 21,201,553.70
  5. Step 5: Solve for x
    x = 21,201,553.70/6,544.56
  6. Step 6: Final answer
    x = 3,239.57

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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.