Home / 3,043.11-4,197.72-1,783.86

Finding the Fourth Proportional to 3,043.11, 4,197.72 and 1,783.86

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Solution

The fourth proportional to 3,043.11, 4,197.72 and 1,783.86 is: 2,460.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.11 : 4,197.72 = 1,783.86 : x
  2. Step 2: Convert to fraction form
    3,043.11/4,197.72 = 1,783.86/x
  3. Step 3: Cross multiply
    3,043.11x = 4,197.72 × 1,783.86
  4. Step 4: Simplify right side
    3,043.11x = 7,488,144.80
  5. Step 5: Solve for x
    x = 7,488,144.80/3,043.11
  6. Step 6: Final answer
    x = 2,460.69

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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.