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Finding the Fourth Proportional to 9,563.94, 14,343.12 and 3,719.16

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Solution

The fourth proportional to 9,563.94, 14,343.12 and 3,719.16 is: 5,577.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,563.94 : 14,343.12 = 3,719.16 : x
  2. Step 2: Convert to fraction form
    9,563.94/14,343.12 = 3,719.16/x
  3. Step 3: Cross multiply
    9,563.94x = 14,343.12 × 3,719.16
  4. Step 4: Simplify right side
    9,563.94x = 53,344,358.18
  5. Step 5: Solve for x
    x = 53,344,358.18/9,563.94
  6. Step 6: Final answer
    x = 5,577.66

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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.