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Finding the Fourth Proportional to 7,461, 11,163.69 and 4,501.26

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Solution

The fourth proportional to 7,461, 11,163.69 and 4,501.26 is: 6,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461 : 11,163.69 = 4,501.26 : x
  2. Step 2: Convert to fraction form
    7,461/11,163.69 = 4,501.26/x
  3. Step 3: Cross multiply
    7,461x = 11,163.69 × 4,501.26
  4. Step 4: Simplify right side
    7,461x = 50,250,671.25
  5. Step 5: Solve for x
    x = 50,250,671.25/7,461
  6. Step 6: Final answer
    x = 6,735.11

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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.