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Finding the Fourth Proportional to 4,458.63, 6,149.16 and 2,865.53

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Solution

The fourth proportional to 4,458.63, 6,149.16 and 2,865.53 is: 3,952.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.63 : 6,149.16 = 2,865.53 : x
  2. Step 2: Convert to fraction form
    4,458.63/6,149.16 = 2,865.53/x
  3. Step 3: Cross multiply
    4,458.63x = 6,149.16 × 2,865.53
  4. Step 4: Simplify right side
    4,458.63x = 17,620,571.71
  5. Step 5: Solve for x
    x = 17,620,571.71/4,458.63
  6. Step 6: Final answer
    x = 3,952.01

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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.