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Finding the Fourth Proportional to 7,607.28, 10,495.08 and 4,773

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Solution

The fourth proportional to 7,607.28, 10,495.08 and 4,773 is: 6,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.28 : 10,495.08 = 4,773 : x
  2. Step 2: Convert to fraction form
    7,607.28/10,495.08 = 4,773/x
  3. Step 3: Cross multiply
    7,607.28x = 10,495.08 × 4,773
  4. Step 4: Simplify right side
    7,607.28x = 50,093,016.84
  5. Step 5: Solve for x
    x = 50,093,016.84/7,607.28
  6. Step 6: Final answer
    x = 6,584.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.