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Finding the Fourth Proportional to 8,303.65, 12,447.99 and 3,034.92

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Solution

The fourth proportional to 8,303.65, 12,447.99 and 3,034.92 is: 4,549.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.65 : 12,447.99 = 3,034.92 : x
  2. Step 2: Convert to fraction form
    8,303.65/12,447.99 = 3,034.92/x
  3. Step 3: Cross multiply
    8,303.65x = 12,447.99 × 3,034.92
  4. Step 4: Simplify right side
    8,303.65x = 37,778,653.81
  5. Step 5: Solve for x
    x = 37,778,653.81/8,303.65
  6. Step 6: Final answer
    x = 4,549.64

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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.