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Finding the Fourth Proportional to 4,733.75, 7,100.64 and 1,655.75

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Solution

The fourth proportional to 4,733.75, 7,100.64 and 1,655.75 is: 2,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,733.75 : 7,100.64 = 1,655.75 : x
  2. Step 2: Convert to fraction form
    4,733.75/7,100.64 = 1,655.75/x
  3. Step 3: Cross multiply
    4,733.75x = 7,100.64 × 1,655.75
  4. Step 4: Simplify right side
    4,733.75x = 11,756,884.68
  5. Step 5: Solve for x
    x = 11,756,884.68/4,733.75
  6. Step 6: Final answer
    x = 2,483.63

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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.