Home / 4,638.60-6,956.46-1,863.81

Finding the Fourth Proportional to 4,638.60, 6,956.46 and 1,863.81

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Solution

The fourth proportional to 4,638.60, 6,956.46 and 1,863.81 is: 2,795.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.60 : 6,956.46 = 1,863.81 : x
  2. Step 2: Convert to fraction form
    4,638.60/6,956.46 = 1,863.81/x
  3. Step 3: Cross multiply
    4,638.60x = 6,956.46 × 1,863.81
  4. Step 4: Simplify right side
    4,638.60x = 12,965,519.71
  5. Step 5: Solve for x
    x = 12,965,519.71/4,638.60
  6. Step 6: Final answer
    x = 2,795.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.