Home / 4,167.71-5,743.51-2,986.73

Finding the Fourth Proportional to 4,167.71, 5,743.51 and 2,986.73

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Solution

The fourth proportional to 4,167.71, 5,743.51 and 2,986.73 is: 4,116.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.71 : 5,743.51 = 2,986.73 : x
  2. Step 2: Convert to fraction form
    4,167.71/5,743.51 = 2,986.73/x
  3. Step 3: Cross multiply
    4,167.71x = 5,743.51 × 2,986.73
  4. Step 4: Simplify right side
    4,167.71x = 17,154,313.62
  5. Step 5: Solve for x
    x = 17,154,313.62/4,167.71
  6. Step 6: Final answer
    x = 4,116.00

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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.