Home / 4,142.04-5,716.20-2,570.08

Finding the Fourth Proportional to 4,142.04, 5,716.20 and 2,570.08

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Solution

The fourth proportional to 4,142.04, 5,716.20 and 2,570.08 is: 3,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.04 : 5,716.20 = 2,570.08 : x
  2. Step 2: Convert to fraction form
    4,142.04/5,716.20 = 2,570.08/x
  3. Step 3: Cross multiply
    4,142.04x = 5,716.20 × 2,570.08
  4. Step 4: Simplify right side
    4,142.04x = 14,691,091.30
  5. Step 5: Solve for x
    x = 14,691,091.30/4,142.04
  6. Step 6: Final answer
    x = 3,546.83

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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.