Home / 4,254.36-6,379.79-1,622.82

Finding the Fourth Proportional to 4,254.36, 6,379.79 and 1,622.82

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Solution

The fourth proportional to 4,254.36, 6,379.79 and 1,622.82 is: 2,433.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.36 : 6,379.79 = 1,622.82 : x
  2. Step 2: Convert to fraction form
    4,254.36/6,379.79 = 1,622.82/x
  3. Step 3: Cross multiply
    4,254.36x = 6,379.79 × 1,622.82
  4. Step 4: Simplify right side
    4,254.36x = 10,353,278.79
  5. Step 5: Solve for x
    x = 10,353,278.79/4,254.36
  6. Step 6: Final answer
    x = 2,433.57

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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.