Home / 4,558.47-6,838.31-1,636.39

Finding the Fourth Proportional to 4,558.47, 6,838.31 and 1,636.39

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Solution

The fourth proportional to 4,558.47, 6,838.31 and 1,636.39 is: 2,454.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.47 : 6,838.31 = 1,636.39 : x
  2. Step 2: Convert to fraction form
    4,558.47/6,838.31 = 1,636.39/x
  3. Step 3: Cross multiply
    4,558.47x = 6,838.31 × 1,636.39
  4. Step 4: Simplify right side
    4,558.47x = 11,190,142.10
  5. Step 5: Solve for x
    x = 11,190,142.10/4,558.47
  6. Step 6: Final answer
    x = 2,454.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.