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Finding the Fourth Proportional to 4,983.93, 7,467.39 and 3,520.26

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Solution

The fourth proportional to 4,983.93, 7,467.39 and 3,520.26 is: 5,274.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.93 : 7,467.39 = 3,520.26 : x
  2. Step 2: Convert to fraction form
    4,983.93/7,467.39 = 3,520.26/x
  3. Step 3: Cross multiply
    4,983.93x = 7,467.39 × 3,520.26
  4. Step 4: Simplify right side
    4,983.93x = 26,287,154.32
  5. Step 5: Solve for x
    x = 26,287,154.32/4,983.93
  6. Step 6: Final answer
    x = 5,274.38

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1.5x scale

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.