Home / 4,640.06-6,403.41-2,650.94

Finding the Fourth Proportional to 4,640.06, 6,403.41 and 2,650.94

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Solution

The fourth proportional to 4,640.06, 6,403.41 and 2,650.94 is: 3,658.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.06 : 6,403.41 = 2,650.94 : x
  2. Step 2: Convert to fraction form
    4,640.06/6,403.41 = 2,650.94/x
  3. Step 3: Cross multiply
    4,640.06x = 6,403.41 × 2,650.94
  4. Step 4: Simplify right side
    4,640.06x = 16,975,055.71
  5. Step 5: Solve for x
    x = 16,975,055.71/4,640.06
  6. Step 6: Final answer
    x = 3,658.37

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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.