Home / 6,249.78-8,622.63-4,126.37

Finding the Fourth Proportional to 6,249.78, 8,622.63 and 4,126.37

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Solution

The fourth proportional to 6,249.78, 8,622.63 and 4,126.37 is: 5,693.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.78 : 8,622.63 = 4,126.37 : x
  2. Step 2: Convert to fraction form
    6,249.78/8,622.63 = 4,126.37/x
  3. Step 3: Cross multiply
    6,249.78x = 8,622.63 × 4,126.37
  4. Step 4: Simplify right side
    6,249.78x = 35,580,118.64
  5. Step 5: Solve for x
    x = 35,580,118.64/6,249.78
  6. Step 6: Final answer
    x = 5,693.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.