Home / 4,254.48-6,379.43-1,480.95

Finding the Fourth Proportional to 4,254.48, 6,379.43 and 1,480.95

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Solution

The fourth proportional to 4,254.48, 6,379.43 and 1,480.95 is: 2,220.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.48 : 6,379.43 = 1,480.95 : x
  2. Step 2: Convert to fraction form
    4,254.48/6,379.43 = 1,480.95/x
  3. Step 3: Cross multiply
    4,254.48x = 6,379.43 × 1,480.95
  4. Step 4: Simplify right side
    4,254.48x = 9,447,609.45
  5. Step 5: Solve for x
    x = 9,447,609.45/4,254.48
  6. Step 6: Final answer
    x = 2,220.63

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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.