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Finding the Fourth Proportional to 7,500.98, 11,254.98 and 3,283.69

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Solution

The fourth proportional to 7,500.98, 11,254.98 and 3,283.69 is: 4,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.98 : 11,254.98 = 3,283.69 : x
  2. Step 2: Convert to fraction form
    7,500.98/11,254.98 = 3,283.69/x
  3. Step 3: Cross multiply
    7,500.98x = 11,254.98 × 3,283.69
  4. Step 4: Simplify right side
    7,500.98x = 36,957,917.05
  5. Step 5: Solve for x
    x = 36,957,917.05/7,500.98
  6. Step 6: Final answer
    x = 4,927.08

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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.