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Finding the Fourth Proportional to 9,621.10, 14,431.11 and 2,601.01

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Solution

The fourth proportional to 9,621.10, 14,431.11 and 2,601.01 is: 3,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.10 : 14,431.11 = 2,601.01 : x
  2. Step 2: Convert to fraction form
    9,621.10/14,431.11 = 2,601.01/x
  3. Step 3: Cross multiply
    9,621.10x = 14,431.11 × 2,601.01
  4. Step 4: Simplify right side
    9,621.10x = 37,535,461.42
  5. Step 5: Solve for x
    x = 37,535,461.42/9,621.10
  6. Step 6: Final answer
    x = 3,901.37

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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.