Home / 4,668.90-6,443.73-2,680.08

Finding the Fourth Proportional to 4,668.90, 6,443.73 and 2,680.08

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Solution

The fourth proportional to 4,668.90, 6,443.73 and 2,680.08 is: 3,698.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.90 : 6,443.73 = 2,680.08 : x
  2. Step 2: Convert to fraction form
    4,668.90/6,443.73 = 2,680.08/x
  3. Step 3: Cross multiply
    4,668.90x = 6,443.73 × 2,680.08
  4. Step 4: Simplify right side
    4,668.90x = 17,269,711.90
  5. Step 5: Solve for x
    x = 17,269,711.90/4,668.90
  6. Step 6: Final answer
    x = 3,698.88

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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.