Home / 6,830.51-10,249.83-3,543.57

Finding the Fourth Proportional to 6,830.51, 10,249.83 and 3,543.57

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Solution

The fourth proportional to 6,830.51, 10,249.83 and 3,543.57 is: 5,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.51 : 10,249.83 = 3,543.57 : x
  2. Step 2: Convert to fraction form
    6,830.51/10,249.83 = 3,543.57/x
  3. Step 3: Cross multiply
    6,830.51x = 10,249.83 × 3,543.57
  4. Step 4: Simplify right side
    6,830.51x = 36,320,990.09
  5. Step 5: Solve for x
    x = 36,320,990.09/6,830.51
  6. Step 6: Final answer
    x = 5,317.47

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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.