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Finding the Fourth Proportional to 4,682.53, 6,458.29 and 2,913.49

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Solution

The fourth proportional to 4,682.53, 6,458.29 and 2,913.49 is: 4,018.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.53 : 6,458.29 = 2,913.49 : x
  2. Step 2: Convert to fraction form
    4,682.53/6,458.29 = 2,913.49/x
  3. Step 3: Cross multiply
    4,682.53x = 6,458.29 × 2,913.49
  4. Step 4: Simplify right side
    4,682.53x = 18,816,163.33
  5. Step 5: Solve for x
    x = 18,816,163.33/4,682.53
  6. Step 6: Final answer
    x = 4,018.38

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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.