Home / 4,483.38-6,727.81-2,638.10

Finding the Fourth Proportional to 4,483.38, 6,727.81 and 2,638.10

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Solution

The fourth proportional to 4,483.38, 6,727.81 and 2,638.10 is: 3,958.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.38 : 6,727.81 = 2,638.10 : x
  2. Step 2: Convert to fraction form
    4,483.38/6,727.81 = 2,638.10/x
  3. Step 3: Cross multiply
    4,483.38x = 6,727.81 × 2,638.10
  4. Step 4: Simplify right side
    4,483.38x = 17,748,635.56
  5. Step 5: Solve for x
    x = 17,748,635.56/4,483.38
  6. Step 6: Final answer
    x = 3,958.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.