Home / 6,723.38-10,085.07-2,106.38

Finding the Fourth Proportional to 6,723.38, 10,085.07 and 2,106.38

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Solution

The fourth proportional to 6,723.38, 10,085.07 and 2,106.38 is: 3,159.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723.38 : 10,085.07 = 2,106.38 : x
  2. Step 2: Convert to fraction form
    6,723.38/10,085.07 = 2,106.38/x
  3. Step 3: Cross multiply
    6,723.38x = 10,085.07 × 2,106.38
  4. Step 4: Simplify right side
    6,723.38x = 21,242,989.75
  5. Step 5: Solve for x
    x = 21,242,989.75/6,723.38
  6. Step 6: Final answer
    x = 3,159.57

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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.