Home / 3,373.50-4,653.32-2,178.02

Finding the Fourth Proportional to 3,373.50, 4,653.32 and 2,178.02

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Solution

The fourth proportional to 3,373.50, 4,653.32 and 2,178.02 is: 3,004.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.50 : 4,653.32 = 2,178.02 : x
  2. Step 2: Convert to fraction form
    3,373.50/4,653.32 = 2,178.02/x
  3. Step 3: Cross multiply
    3,373.50x = 4,653.32 × 2,178.02
  4. Step 4: Simplify right side
    3,373.50x = 10,135,024.03
  5. Step 5: Solve for x
    x = 10,135,024.03/3,373.50
  6. Step 6: Final answer
    x = 3,004.31

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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.