Home / 4,215.48-6,323.76-1,293.27

Finding the Fourth Proportional to 4,215.48, 6,323.76 and 1,293.27

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Solution

The fourth proportional to 4,215.48, 6,323.76 and 1,293.27 is: 1,940.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.48 : 6,323.76 = 1,293.27 : x
  2. Step 2: Convert to fraction form
    4,215.48/6,323.76 = 1,293.27/x
  3. Step 3: Cross multiply
    4,215.48x = 6,323.76 × 1,293.27
  4. Step 4: Simplify right side
    4,215.48x = 8,178,329.10
  5. Step 5: Solve for x
    x = 8,178,329.10/4,215.48
  6. Step 6: Final answer
    x = 1,940.07

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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.