Home / 4,254.39-6,381.41-1,481.69

Finding the Fourth Proportional to 4,254.39, 6,381.41 and 1,481.69

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Solution

The fourth proportional to 4,254.39, 6,381.41 and 1,481.69 is: 2,222.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.39 : 6,381.41 = 1,481.69 : x
  2. Step 2: Convert to fraction form
    4,254.39/6,381.41 = 1,481.69/x
  3. Step 3: Cross multiply
    4,254.39x = 6,381.41 × 1,481.69
  4. Step 4: Simplify right side
    4,254.39x = 9,455,271.38
  5. Step 5: Solve for x
    x = 9,455,271.38/4,254.39
  6. Step 6: Final answer
    x = 2,222.47

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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.