Home / 4,167.72-5,749.44-2,398.32

Finding the Fourth Proportional to 4,167.72, 5,749.44 and 2,398.32

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Solution

The fourth proportional to 4,167.72, 5,749.44 and 2,398.32 is: 3,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.72 : 5,749.44 = 2,398.32 : x
  2. Step 2: Convert to fraction form
    4,167.72/5,749.44 = 2,398.32/x
  3. Step 3: Cross multiply
    4,167.72x = 5,749.44 × 2,398.32
  4. Step 4: Simplify right side
    4,167.72x = 13,788,996.94
  5. Step 5: Solve for x
    x = 13,788,996.94/4,167.72
  6. Step 6: Final answer
    x = 3,308.52

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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.