Home / 4,170.47-5,755.25-2,402.42

Finding the Fourth Proportional to 4,170.47, 5,755.25 and 2,402.42

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Solution

The fourth proportional to 4,170.47, 5,755.25 and 2,402.42 is: 3,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.47 : 5,755.25 = 2,402.42 : x
  2. Step 2: Convert to fraction form
    4,170.47/5,755.25 = 2,402.42/x
  3. Step 3: Cross multiply
    4,170.47x = 5,755.25 × 2,402.42
  4. Step 4: Simplify right side
    4,170.47x = 13,826,486.92
  5. Step 5: Solve for x
    x = 13,826,486.92/4,170.47
  6. Step 6: Final answer
    x = 3,315.33

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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.