Home / 3,180.08-4,388.09-2,000.93

Finding the Fourth Proportional to 3,180.08, 4,388.09 and 2,000.93

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Solution

The fourth proportional to 3,180.08, 4,388.09 and 2,000.93 is: 2,761.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180.08 : 4,388.09 = 2,000.93 : x
  2. Step 2: Convert to fraction form
    3,180.08/4,388.09 = 2,000.93/x
  3. Step 3: Cross multiply
    3,180.08x = 4,388.09 × 2,000.93
  4. Step 4: Simplify right side
    3,180.08x = 8,780,228.98
  5. Step 5: Solve for x
    x = 8,780,228.98/3,180.08
  6. Step 6: Final answer
    x = 2,761.01

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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.