Home / 4,958.30-6,842.30-2,720.14

Finding the Fourth Proportional to 4,958.30, 6,842.30 and 2,720.14

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Solution

The fourth proportional to 4,958.30, 6,842.30 and 2,720.14 is: 3,753.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.30 : 6,842.30 = 2,720.14 : x
  2. Step 2: Convert to fraction form
    4,958.30/6,842.30 = 2,720.14/x
  3. Step 3: Cross multiply
    4,958.30x = 6,842.30 × 2,720.14
  4. Step 4: Simplify right side
    4,958.30x = 18,611,983.22
  5. Step 5: Solve for x
    x = 18,611,983.22/4,958.30
  6. Step 6: Final answer
    x = 3,753.70

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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.