Home / 4,147.70-5,723.81-2,575.79

Finding the Fourth Proportional to 4,147.70, 5,723.81 and 2,575.79

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Solution

The fourth proportional to 4,147.70, 5,723.81 and 2,575.79 is: 3,554.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.70 : 5,723.81 = 2,575.79 : x
  2. Step 2: Convert to fraction form
    4,147.70/5,723.81 = 2,575.79/x
  3. Step 3: Cross multiply
    4,147.70x = 5,723.81 × 2,575.79
  4. Step 4: Simplify right side
    4,147.70x = 14,743,291.06
  5. Step 5: Solve for x
    x = 14,743,291.06/4,147.70
  6. Step 6: Final answer
    x = 3,554.57

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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.