Home / 4,215.63-6,324.35-1,293.71

Finding the Fourth Proportional to 4,215.63, 6,324.35 and 1,293.71

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Solution

The fourth proportional to 4,215.63, 6,324.35 and 1,293.71 is: 1,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.63 : 6,324.35 = 1,293.71 : x
  2. Step 2: Convert to fraction form
    4,215.63/6,324.35 = 1,293.71/x
  3. Step 3: Cross multiply
    4,215.63x = 6,324.35 × 1,293.71
  4. Step 4: Simplify right side
    4,215.63x = 8,181,836.75
  5. Step 5: Solve for x
    x = 8,181,836.75/4,215.63
  6. Step 6: Final answer
    x = 1,940.83

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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.