Home / 4,999.73-6,901.20-3,231.90

Finding the Fourth Proportional to 4,999.73, 6,901.20 and 3,231.90

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Solution

The fourth proportional to 4,999.73, 6,901.20 and 3,231.90 is: 4,461.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.73 : 6,901.20 = 3,231.90 : x
  2. Step 2: Convert to fraction form
    4,999.73/6,901.20 = 3,231.90/x
  3. Step 3: Cross multiply
    4,999.73x = 6,901.20 × 3,231.90
  4. Step 4: Simplify right side
    4,999.73x = 22,303,988.28
  5. Step 5: Solve for x
    x = 22,303,988.28/4,999.73
  6. Step 6: Final answer
    x = 4,461.04

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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.