Home / 4,254.08-6,381.12-2,608.96

Finding the Fourth Proportional to 4,254.08, 6,381.12 and 2,608.96

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Solution

The fourth proportional to 4,254.08, 6,381.12 and 2,608.96 is: 3,913.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.08 : 6,381.12 = 2,608.96 : x
  2. Step 2: Convert to fraction form
    4,254.08/6,381.12 = 2,608.96/x
  3. Step 3: Cross multiply
    4,254.08x = 6,381.12 × 2,608.96
  4. Step 4: Simplify right side
    4,254.08x = 16,648,086.84
  5. Step 5: Solve for x
    x = 16,648,086.84/4,254.08
  6. Step 6: Final answer
    x = 3,913.44

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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.