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Finding the Fourth Proportional to 7,300.75, 10,943.80 and 2,852.29

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Solution

The fourth proportional to 7,300.75, 10,943.80 and 2,852.29 is: 4,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,300.75 : 10,943.80 = 2,852.29 : x
  2. Step 2: Convert to fraction form
    7,300.75/10,943.80 = 2,852.29/x
  3. Step 3: Cross multiply
    7,300.75x = 10,943.80 × 2,852.29
  4. Step 4: Simplify right side
    7,300.75x = 31,214,891.30
  5. Step 5: Solve for x
    x = 31,214,891.30/7,300.75
  6. Step 6: Final answer
    x = 4,275.57

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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.