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Finding the Fourth Proportional to 9,288.56, 13,931.56 and 3,444.36

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Solution

The fourth proportional to 9,288.56, 13,931.56 and 3,444.36 is: 5,166.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.56 : 13,931.56 = 3,444.36 : x
  2. Step 2: Convert to fraction form
    9,288.56/13,931.56 = 3,444.36/x
  3. Step 3: Cross multiply
    9,288.56x = 13,931.56 × 3,444.36
  4. Step 4: Simplify right side
    9,288.56x = 47,985,308.00
  5. Step 5: Solve for x
    x = 47,985,308.00/9,288.56
  6. Step 6: Final answer
    x = 5,166.07

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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.