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Finding the Fourth Proportional to 9,852.75, 14,774.70 and 3,611.10

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Solution

The fourth proportional to 9,852.75, 14,774.70 and 3,611.10 is: 5,415.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,852.75 : 14,774.70 = 3,611.10 : x
  2. Step 2: Convert to fraction form
    9,852.75/14,774.70 = 3,611.10/x
  3. Step 3: Cross multiply
    9,852.75x = 14,774.70 × 3,611.10
  4. Step 4: Simplify right side
    9,852.75x = 53,352,919.17
  5. Step 5: Solve for x
    x = 53,352,919.17/9,852.75
  6. Step 6: Final answer
    x = 5,415.03

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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.