Home / 3,450.93-4,762.20-1,879.05

Finding the Fourth Proportional to 3,450.93, 4,762.20 and 1,879.05

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Solution

The fourth proportional to 3,450.93, 4,762.20 and 1,879.05 is: 2,593.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.93 : 4,762.20 = 1,879.05 : x
  2. Step 2: Convert to fraction form
    3,450.93/4,762.20 = 1,879.05/x
  3. Step 3: Cross multiply
    3,450.93x = 4,762.20 × 1,879.05
  4. Step 4: Simplify right side
    3,450.93x = 8,948,411.91
  5. Step 5: Solve for x
    x = 8,948,411.91/3,450.93
  6. Step 6: Final answer
    x = 2,593.04

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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.