Home / 3,274.89-4,519.25-1,782.77

Finding the Fourth Proportional to 3,274.89, 4,519.25 and 1,782.77

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Solution

The fourth proportional to 3,274.89, 4,519.25 and 1,782.77 is: 2,460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.89 : 4,519.25 = 1,782.77 : x
  2. Step 2: Convert to fraction form
    3,274.89/4,519.25 = 1,782.77/x
  3. Step 3: Cross multiply
    3,274.89x = 4,519.25 × 1,782.77
  4. Step 4: Simplify right side
    3,274.89x = 8,056,751.81
  5. Step 5: Solve for x
    x = 8,056,751.81/3,274.89
  6. Step 6: Final answer
    x = 2,460.16

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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.