Home / 4,170.66-5,755.51-2,403.29

Finding the Fourth Proportional to 4,170.66, 5,755.51 and 2,403.29

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Solution

The fourth proportional to 4,170.66, 5,755.51 and 2,403.29 is: 3,316.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.66 : 5,755.51 = 2,403.29 : x
  2. Step 2: Convert to fraction form
    4,170.66/5,755.51 = 2,403.29/x
  3. Step 3: Cross multiply
    4,170.66x = 5,755.51 × 2,403.29
  4. Step 4: Simplify right side
    4,170.66x = 13,832,131.13
  5. Step 5: Solve for x
    x = 13,832,131.13/4,170.66
  6. Step 6: Final answer
    x = 3,316.54

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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.