Home / 4,811.52-6,638.58-3,043.86

Finding the Fourth Proportional to 4,811.52, 6,638.58 and 3,043.86

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Solution

The fourth proportional to 4,811.52, 6,638.58 and 3,043.86 is: 4,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.52 : 6,638.58 = 3,043.86 : x
  2. Step 2: Convert to fraction form
    4,811.52/6,638.58 = 3,043.86/x
  3. Step 3: Cross multiply
    4,811.52x = 6,638.58 × 3,043.86
  4. Step 4: Simplify right side
    4,811.52x = 20,206,908.12
  5. Step 5: Solve for x
    x = 20,206,908.12/4,811.52
  6. Step 6: Final answer
    x = 4,199.69

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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.