Home / 3,400.80-5,088.32-2,014.88

Finding the Fourth Proportional to 3,400.80, 5,088.32 and 2,014.88

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Solution

The fourth proportional to 3,400.80, 5,088.32 and 2,014.88 is: 3,014.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.80 : 5,088.32 = 2,014.88 : x
  2. Step 2: Convert to fraction form
    3,400.80/5,088.32 = 2,014.88/x
  3. Step 3: Cross multiply
    3,400.80x = 5,088.32 × 2,014.88
  4. Step 4: Simplify right side
    3,400.80x = 10,252,354.20
  5. Step 5: Solve for x
    x = 10,252,354.20/3,400.80
  6. Step 6: Final answer
    x = 3,014.69

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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.