Home / 6,249.90-8,626.32-4,125.81

Finding the Fourth Proportional to 6,249.90, 8,626.32 and 4,125.81

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Solution

The fourth proportional to 6,249.90, 8,626.32 and 4,125.81 is: 5,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,249.90 : 8,626.32 = 4,125.81 : x
  2. Step 2: Convert to fraction form
    6,249.90/8,626.32 = 4,125.81/x
  3. Step 3: Cross multiply
    6,249.90x = 8,626.32 × 4,125.81
  4. Step 4: Simplify right side
    6,249.90x = 35,590,557.32
  5. Step 5: Solve for x
    x = 35,590,557.32/6,249.90
  6. Step 6: Final answer
    x = 5,694.58

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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.