Home / 4,668.43-6,441.81-2,678.89

Finding the Fourth Proportional to 4,668.43, 6,441.81 and 2,678.89

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Solution

The fourth proportional to 4,668.43, 6,441.81 and 2,678.89 is: 3,696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.43 : 6,441.81 = 2,678.89 : x
  2. Step 2: Convert to fraction form
    4,668.43/6,441.81 = 2,678.89/x
  3. Step 3: Cross multiply
    4,668.43x = 6,441.81 × 2,678.89
  4. Step 4: Simplify right side
    4,668.43x = 17,256,900.39
  5. Step 5: Solve for x
    x = 17,256,900.39/4,668.43
  6. Step 6: Final answer
    x = 3,696.51

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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.