Home / 4,956.94-6,840.08-2,861.74

Finding the Fourth Proportional to 4,956.94, 6,840.08 and 2,861.74

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Solution

The fourth proportional to 4,956.94, 6,840.08 and 2,861.74 is: 3,948.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.94 : 6,840.08 = 2,861.74 : x
  2. Step 2: Convert to fraction form
    4,956.94/6,840.08 = 2,861.74/x
  3. Step 3: Cross multiply
    4,956.94x = 6,840.08 × 2,861.74
  4. Step 4: Simplify right side
    4,956.94x = 19,574,530.54
  5. Step 5: Solve for x
    x = 19,574,530.54/4,956.94
  6. Step 6: Final answer
    x = 3,948.91

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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.