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Finding the Fourth Proportional to 9,903.13, 14,857.02 and 2,883.29

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Solution

The fourth proportional to 9,903.13, 14,857.02 and 2,883.29 is: 4,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,903.13 : 14,857.02 = 2,883.29 : x
  2. Step 2: Convert to fraction form
    9,903.13/14,857.02 = 2,883.29/x
  3. Step 3: Cross multiply
    9,903.13x = 14,857.02 × 2,883.29
  4. Step 4: Simplify right side
    9,903.13x = 42,837,082.78
  5. Step 5: Solve for x
    x = 42,837,082.78/9,903.13
  6. Step 6: Final answer
    x = 4,325.61

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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.