Home / 4,165.67-5,749.90-2,398.45

Finding the Fourth Proportional to 4,165.67, 5,749.90 and 2,398.45

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Solution

The fourth proportional to 4,165.67, 5,749.90 and 2,398.45 is: 3,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.67 : 5,749.90 = 2,398.45 : x
  2. Step 2: Convert to fraction form
    4,165.67/5,749.90 = 2,398.45/x
  3. Step 3: Cross multiply
    4,165.67x = 5,749.90 × 2,398.45
  4. Step 4: Simplify right side
    4,165.67x = 13,790,847.66
  5. Step 5: Solve for x
    x = 13,790,847.66/4,165.67
  6. Step 6: Final answer
    x = 3,310.60

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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.