Home / 4,640.52-6,403.08-2,650.68

Finding the Fourth Proportional to 4,640.52, 6,403.08 and 2,650.68

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Solution

The fourth proportional to 4,640.52, 6,403.08 and 2,650.68 is: 3,657.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.52 : 6,403.08 = 2,650.68 : x
  2. Step 2: Convert to fraction form
    4,640.52/6,403.08 = 2,650.68/x
  3. Step 3: Cross multiply
    4,640.52x = 6,403.08 × 2,650.68
  4. Step 4: Simplify right side
    4,640.52x = 16,972,516.09
  5. Step 5: Solve for x
    x = 16,972,516.09/4,640.52
  6. Step 6: Final answer
    x = 3,657.46

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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.