Home / 4,640.20-6,403.50-2,544.28

Finding the Fourth Proportional to 4,640.20, 6,403.50 and 2,544.28

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Solution

The fourth proportional to 4,640.20, 6,403.50 and 2,544.28 is: 3,511.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.20 : 6,403.50 = 2,544.28 : x
  2. Step 2: Convert to fraction form
    4,640.20/6,403.50 = 2,544.28/x
  3. Step 3: Cross multiply
    4,640.20x = 6,403.50 × 2,544.28
  4. Step 4: Simplify right side
    4,640.20x = 16,292,296.98
  5. Step 5: Solve for x
    x = 16,292,296.98/4,640.20
  6. Step 6: Final answer
    x = 3,511.12

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1.5x scale

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.