Home / 3,274.29-4,517.51-1,876.77

Finding the Fourth Proportional to 3,274.29, 4,517.51 and 1,876.77

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Solution

The fourth proportional to 3,274.29, 4,517.51 and 1,876.77 is: 2,589.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.29 : 4,517.51 = 1,876.77 : x
  2. Step 2: Convert to fraction form
    3,274.29/4,517.51 = 1,876.77/x
  3. Step 3: Cross multiply
    3,274.29x = 4,517.51 × 1,876.77
  4. Step 4: Simplify right side
    3,274.29x = 8,478,317.86
  5. Step 5: Solve for x
    x = 8,478,317.86/3,274.29
  6. Step 6: Final answer
    x = 2,589.36

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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.