Home / 4,181.42-6,276.69-2,428.38

Finding the Fourth Proportional to 4,181.42, 6,276.69 and 2,428.38

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Solution

The fourth proportional to 4,181.42, 6,276.69 and 2,428.38 is: 3,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.42 : 6,276.69 = 2,428.38 : x
  2. Step 2: Convert to fraction form
    4,181.42/6,276.69 = 2,428.38/x
  3. Step 3: Cross multiply
    4,181.42x = 6,276.69 × 2,428.38
  4. Step 4: Simplify right side
    4,181.42x = 15,242,188.46
  5. Step 5: Solve for x
    x = 15,242,188.46/4,181.42
  6. Step 6: Final answer
    x = 3,645.22

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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.