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Finding the Fourth Proportional to 6,483.65, 8,951.51 and 4,493.48

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Solution

The fourth proportional to 6,483.65, 8,951.51 and 4,493.48 is: 6,203.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,483.65 : 8,951.51 = 4,493.48 : x
  2. Step 2: Convert to fraction form
    6,483.65/8,951.51 = 4,493.48/x
  3. Step 3: Cross multiply
    6,483.65x = 8,951.51 × 4,493.48
  4. Step 4: Simplify right side
    6,483.65x = 40,223,397.63
  5. Step 5: Solve for x
    x = 40,223,397.63/6,483.65
  6. Step 6: Final answer
    x = 6,203.82

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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.