Home / 4,147.19-5,723.12-2,575.28

Finding the Fourth Proportional to 4,147.19, 5,723.12 and 2,575.28

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Solution

The fourth proportional to 4,147.19, 5,723.12 and 2,575.28 is: 3,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.19 : 5,723.12 = 2,575.28 : x
  2. Step 2: Convert to fraction form
    4,147.19/5,723.12 = 2,575.28/x
  3. Step 3: Cross multiply
    4,147.19x = 5,723.12 × 2,575.28
  4. Step 4: Simplify right side
    4,147.19x = 14,738,636.47
  5. Step 5: Solve for x
    x = 14,738,636.47/4,147.19
  6. Step 6: Final answer
    x = 3,553.89

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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.