Home / 4,668.30-6,443.19-2,680.22

Finding the Fourth Proportional to 4,668.30, 6,443.19 and 2,680.22

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Solution

The fourth proportional to 4,668.30, 6,443.19 and 2,680.22 is: 3,699.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.30 : 6,443.19 = 2,680.22 : x
  2. Step 2: Convert to fraction form
    4,668.30/6,443.19 = 2,680.22/x
  3. Step 3: Cross multiply
    4,668.30x = 6,443.19 × 2,680.22
  4. Step 4: Simplify right side
    4,668.30x = 17,269,134.49
  5. Step 5: Solve for x
    x = 17,269,134.49/4,668.30
  6. Step 6: Final answer
    x = 3,699.23

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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.