Home / 4,861.95-6,704.94-3,870.51

Finding the Fourth Proportional to 4,861.95, 6,704.94 and 3,870.51

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Solution

The fourth proportional to 4,861.95, 6,704.94 and 3,870.51 is: 5,337.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.95 : 6,704.94 = 3,870.51 : x
  2. Step 2: Convert to fraction form
    4,861.95/6,704.94 = 3,870.51/x
  3. Step 3: Cross multiply
    4,861.95x = 6,704.94 × 3,870.51
  4. Step 4: Simplify right side
    4,861.95x = 25,951,537.32
  5. Step 5: Solve for x
    x = 25,951,537.32/4,861.95
  6. Step 6: Final answer
    x = 5,337.68

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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.