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Finding the Fourth Proportional to 9,660.96, 14,501.16 and 7,056

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Solution

The fourth proportional to 9,660.96, 14,501.16 and 7,056 is: 10,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660.96 : 14,501.16 = 7,056 : x
  2. Step 2: Convert to fraction form
    9,660.96/14,501.16 = 7,056/x
  3. Step 3: Cross multiply
    9,660.96x = 14,501.16 × 7,056
  4. Step 4: Simplify right side
    9,660.96x = 102,320,184.96
  5. Step 5: Solve for x
    x = 102,320,184.96/9,660.96
  6. Step 6: Final answer
    x = 10,591.10

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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.