Home / 4,958.28-6,842.31-2,720.10

Finding the Fourth Proportional to 4,958.28, 6,842.31 and 2,720.10

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Solution

The fourth proportional to 4,958.28, 6,842.31 and 2,720.10 is: 3,753.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.28 : 6,842.31 = 2,720.10 : x
  2. Step 2: Convert to fraction form
    4,958.28/6,842.31 = 2,720.10/x
  3. Step 3: Cross multiply
    4,958.28x = 6,842.31 × 2,720.10
  4. Step 4: Simplify right side
    4,958.28x = 18,611,767.43
  5. Step 5: Solve for x
    x = 18,611,767.43/4,958.28
  6. Step 6: Final answer
    x = 3,753.67

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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.