Home / 4,313.92-6,465.12-2,668.48

Finding the Fourth Proportional to 4,313.92, 6,465.12 and 2,668.48

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Solution

The fourth proportional to 4,313.92, 6,465.12 and 2,668.48 is: 3,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313.92 : 6,465.12 = 2,668.48 : x
  2. Step 2: Convert to fraction form
    4,313.92/6,465.12 = 2,668.48/x
  3. Step 3: Cross multiply
    4,313.92x = 6,465.12 × 2,668.48
  4. Step 4: Simplify right side
    4,313.92x = 17,252,043.42
  5. Step 5: Solve for x
    x = 17,252,043.42/4,313.92
  6. Step 6: Final answer
    x = 3,999.16

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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.