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Finding the Fourth Proportional to 4,883.32, 7,312.02 and 3,952.44

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Solution

The fourth proportional to 4,883.32, 7,312.02 and 3,952.44 is: 5,918.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,883.32 : 7,312.02 = 3,952.44 : x
  2. Step 2: Convert to fraction form
    4,883.32/7,312.02 = 3,952.44/x
  3. Step 3: Cross multiply
    4,883.32x = 7,312.02 × 3,952.44
  4. Step 4: Simplify right side
    4,883.32x = 28,900,320.33
  5. Step 5: Solve for x
    x = 28,900,320.33/4,883.32
  6. Step 6: Final answer
    x = 5,918.17

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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.