Home / 4,909.02-6,771.24-3,231.96

Finding the Fourth Proportional to 4,909.02, 6,771.24 and 3,231.96

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Solution

The fourth proportional to 4,909.02, 6,771.24 and 3,231.96 is: 4,457.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.02 : 6,771.24 = 3,231.96 : x
  2. Step 2: Convert to fraction form
    4,909.02/6,771.24 = 3,231.96/x
  3. Step 3: Cross multiply
    4,909.02x = 6,771.24 × 3,231.96
  4. Step 4: Simplify right side
    4,909.02x = 21,884,376.83
  5. Step 5: Solve for x
    x = 21,884,376.83/4,909.02
  6. Step 6: Final answer
    x = 4,457.99

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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.