Home / 4,220.13-6,325.07-3,176.77

Finding the Fourth Proportional to 4,220.13, 6,325.07 and 3,176.77

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Solution

The fourth proportional to 4,220.13, 6,325.07 and 3,176.77 is: 4,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.13 : 6,325.07 = 3,176.77 : x
  2. Step 2: Convert to fraction form
    4,220.13/6,325.07 = 3,176.77/x
  3. Step 3: Cross multiply
    4,220.13x = 6,325.07 × 3,176.77
  4. Step 4: Simplify right side
    4,220.13x = 20,093,292.62
  5. Step 5: Solve for x
    x = 20,093,292.62/4,220.13
  6. Step 6: Final answer
    x = 4,761.30

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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.