Home / 4,963.20-7,444.54-2,189.12

Finding the Fourth Proportional to 4,963.20, 7,444.54 and 2,189.12

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Solution

The fourth proportional to 4,963.20, 7,444.54 and 2,189.12 is: 3,283.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,963.20 : 7,444.54 = 2,189.12 : x
  2. Step 2: Convert to fraction form
    4,963.20/7,444.54 = 2,189.12/x
  3. Step 3: Cross multiply
    4,963.20x = 7,444.54 × 2,189.12
  4. Step 4: Simplify right side
    4,963.20x = 16,296,991.40
  5. Step 5: Solve for x
    x = 16,296,991.40/4,963.20
  6. Step 6: Final answer
    x = 3,283.57

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1.5x scale

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.