Home / 4,974.39-6,861.93-3,085.32

Finding the Fourth Proportional to 4,974.39, 6,861.93 and 3,085.32

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Solution

The fourth proportional to 4,974.39, 6,861.93 and 3,085.32 is: 4,256.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.39 : 6,861.93 = 3,085.32 : x
  2. Step 2: Convert to fraction form
    4,974.39/6,861.93 = 3,085.32/x
  3. Step 3: Cross multiply
    4,974.39x = 6,861.93 × 3,085.32
  4. Step 4: Simplify right side
    4,974.39x = 21,171,249.87
  5. Step 5: Solve for x
    x = 21,171,249.87/4,974.39
  6. Step 6: Final answer
    x = 4,256.05

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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.