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Finding the Fourth Proportional to 9,303.65, 13,955.47 and 2,729.86

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Solution

The fourth proportional to 9,303.65, 13,955.47 and 2,729.86 is: 4,094.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,303.65 : 13,955.47 = 2,729.86 : x
  2. Step 2: Convert to fraction form
    9,303.65/13,955.47 = 2,729.86/x
  3. Step 3: Cross multiply
    9,303.65x = 13,955.47 × 2,729.86
  4. Step 4: Simplify right side
    9,303.65x = 38,096,479.33
  5. Step 5: Solve for x
    x = 38,096,479.33/9,303.65
  6. Step 6: Final answer
    x = 4,094.79

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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.