Home / 3,400.08-5,096.85-1,860

Finding the Fourth Proportional to 3,400.08, 5,096.85 and 1,860

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Solution

The fourth proportional to 3,400.08, 5,096.85 and 1,860 is: 2,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.08 : 5,096.85 = 1,860 : x
  2. Step 2: Convert to fraction form
    3,400.08/5,096.85 = 1,860/x
  3. Step 3: Cross multiply
    3,400.08x = 5,096.85 × 1,860
  4. Step 4: Simplify right side
    3,400.08x = 9,480,141
  5. Step 5: Solve for x
    x = 9,480,141/3,400.08
  6. Step 6: Final answer
    x = 2,788.21

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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.