Home / 4,827.20-6,656.99-3,835.76

Finding the Fourth Proportional to 4,827.20, 6,656.99 and 3,835.76

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Solution

The fourth proportional to 4,827.20, 6,656.99 and 3,835.76 is: 5,289.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.20 : 6,656.99 = 3,835.76 : x
  2. Step 2: Convert to fraction form
    4,827.20/6,656.99 = 3,835.76/x
  3. Step 3: Cross multiply
    4,827.20x = 6,656.99 × 3,835.76
  4. Step 4: Simplify right side
    4,827.20x = 25,534,563.50
  5. Step 5: Solve for x
    x = 25,534,563.50/4,827.20
  6. Step 6: Final answer
    x = 5,289.73

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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.