Home / 2,865.35-4,298.68-1,304.94

Finding the Fourth Proportional to 2,865.35, 4,298.68 and 1,304.94

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Solution

The fourth proportional to 2,865.35, 4,298.68 and 1,304.94 is: 1,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.35 : 4,298.68 = 1,304.94 : x
  2. Step 2: Convert to fraction form
    2,865.35/4,298.68 = 1,304.94/x
  3. Step 3: Cross multiply
    2,865.35x = 4,298.68 × 1,304.94
  4. Step 4: Simplify right side
    2,865.35x = 5,609,516.22
  5. Step 5: Solve for x
    x = 5,609,516.22/2,865.35
  6. Step 6: Final answer
    x = 1,957.71

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1.5x scale

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.