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Finding the Fourth Proportional to 4,807.52, 6,634.05 and 2,763.48

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Solution

The fourth proportional to 4,807.52, 6,634.05 and 2,763.48 is: 3,813.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.52 : 6,634.05 = 2,763.48 : x
  2. Step 2: Convert to fraction form
    4,807.52/6,634.05 = 2,763.48/x
  3. Step 3: Cross multiply
    4,807.52x = 6,634.05 × 2,763.48
  4. Step 4: Simplify right side
    4,807.52x = 18,333,094.55
  5. Step 5: Solve for x
    x = 18,333,094.55/4,807.52
  6. Step 6: Final answer
    x = 3,813.42

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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.