Home / 4,668.67-6,443.71-2,680.59

Finding the Fourth Proportional to 4,668.67, 6,443.71 and 2,680.59

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Solution

The fourth proportional to 4,668.67, 6,443.71 and 2,680.59 is: 3,699.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668.67 : 6,443.71 = 2,680.59 : x
  2. Step 2: Convert to fraction form
    4,668.67/6,443.71 = 2,680.59/x
  3. Step 3: Cross multiply
    4,668.67x = 6,443.71 × 2,680.59
  4. Step 4: Simplify right side
    4,668.67x = 17,272,937.89
  5. Step 5: Solve for x
    x = 17,272,937.89/4,668.67
  6. Step 6: Final answer
    x = 3,699.76

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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.