Home / 4,640.44-6,402.23-2,649.57

Finding the Fourth Proportional to 4,640.44, 6,402.23 and 2,649.57

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Solution

The fourth proportional to 4,640.44, 6,402.23 and 2,649.57 is: 3,655.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.44 : 6,402.23 = 2,649.57 : x
  2. Step 2: Convert to fraction form
    4,640.44/6,402.23 = 2,649.57/x
  3. Step 3: Cross multiply
    4,640.44x = 6,402.23 × 2,649.57
  4. Step 4: Simplify right side
    4,640.44x = 16,963,156.54
  5. Step 5: Solve for x
    x = 16,963,156.54/4,640.44
  6. Step 6: Final answer
    x = 3,655.51

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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.