Home / 3,403.42-5,094.52-2,621.40

Finding the Fourth Proportional to 3,403.42, 5,094.52 and 2,621.40

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Solution

The fourth proportional to 3,403.42, 5,094.52 and 2,621.40 is: 3,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.42 : 5,094.52 = 2,621.40 : x
  2. Step 2: Convert to fraction form
    3,403.42/5,094.52 = 2,621.40/x
  3. Step 3: Cross multiply
    3,403.42x = 5,094.52 × 2,621.40
  4. Step 4: Simplify right side
    3,403.42x = 13,354,774.73
  5. Step 5: Solve for x
    x = 13,354,774.73/3,403.42
  6. Step 6: Final answer
    x = 3,923.93

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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.