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Finding the Fourth Proportional to 7,751.98, 11,636.16 and 4,832.29

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Solution

The fourth proportional to 7,751.98, 11,636.16 and 4,832.29 is: 7,253.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751.98 : 11,636.16 = 4,832.29 : x
  2. Step 2: Convert to fraction form
    7,751.98/11,636.16 = 4,832.29/x
  3. Step 3: Cross multiply
    7,751.98x = 11,636.16 × 4,832.29
  4. Step 4: Simplify right side
    7,751.98x = 56,229,299.61
  5. Step 5: Solve for x
    x = 56,229,299.61/7,751.98
  6. Step 6: Final answer
    x = 7,253.54

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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.