Home / 4,086.28-5,635.74-2,513.80

Finding the Fourth Proportional to 4,086.28, 5,635.74 and 2,513.80

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Solution

The fourth proportional to 4,086.28, 5,635.74 and 2,513.80 is: 3,467.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.28 : 5,635.74 = 2,513.80 : x
  2. Step 2: Convert to fraction form
    4,086.28/5,635.74 = 2,513.80/x
  3. Step 3: Cross multiply
    4,086.28x = 5,635.74 × 2,513.80
  4. Step 4: Simplify right side
    4,086.28x = 14,167,123.21
  5. Step 5: Solve for x
    x = 14,167,123.21/4,086.28
  6. Step 6: Final answer
    x = 3,467.00

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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.