Home / 4,869.58-6,719.97-2,773.75

Finding the Fourth Proportional to 4,869.58, 6,719.97 and 2,773.75

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Solution

The fourth proportional to 4,869.58, 6,719.97 and 2,773.75 is: 3,827.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.58 : 6,719.97 = 2,773.75 : x
  2. Step 2: Convert to fraction form
    4,869.58/6,719.97 = 2,773.75/x
  3. Step 3: Cross multiply
    4,869.58x = 6,719.97 × 2,773.75
  4. Step 4: Simplify right side
    4,869.58x = 18,639,516.79
  5. Step 5: Solve for x
    x = 18,639,516.79/4,869.58
  6. Step 6: Final answer
    x = 3,827.75

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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.