Home / 3,277.86-4,523.40-1,785.75

Finding the Fourth Proportional to 3,277.86, 4,523.40 and 1,785.75

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Solution

The fourth proportional to 3,277.86, 4,523.40 and 1,785.75 is: 2,464.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277.86 : 4,523.40 = 1,785.75 : x
  2. Step 2: Convert to fraction form
    3,277.86/4,523.40 = 1,785.75/x
  3. Step 3: Cross multiply
    3,277.86x = 4,523.40 × 1,785.75
  4. Step 4: Simplify right side
    3,277.86x = 8,077,661.55
  5. Step 5: Solve for x
    x = 8,077,661.55/3,277.86
  6. Step 6: Final answer
    x = 2,464.31

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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.