Home / 4,120.62-5,684.76-2,350.77

Finding the Fourth Proportional to 4,120.62, 5,684.76 and 2,350.77

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Solution

The fourth proportional to 4,120.62, 5,684.76 and 2,350.77 is: 3,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.62 : 5,684.76 = 2,350.77 : x
  2. Step 2: Convert to fraction form
    4,120.62/5,684.76 = 2,350.77/x
  3. Step 3: Cross multiply
    4,120.62x = 5,684.76 × 2,350.77
  4. Step 4: Simplify right side
    4,120.62x = 13,363,563.27
  5. Step 5: Solve for x
    x = 13,363,563.27/4,120.62
  6. Step 6: Final answer
    x = 3,243.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.