Home / 9,811.08-14,718.42-3,237.72

Finding the Fourth Proportional to 9,811.08, 14,718.42 and 3,237.72

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Solution

The fourth proportional to 9,811.08, 14,718.42 and 3,237.72 is: 4,857.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,811.08 : 14,718.42 = 3,237.72 : x
  2. Step 2: Convert to fraction form
    9,811.08/14,718.42 = 3,237.72/x
  3. Step 3: Cross multiply
    9,811.08x = 14,718.42 × 3,237.72
  4. Step 4: Simplify right side
    9,811.08x = 47,654,122.80
  5. Step 5: Solve for x
    x = 47,654,122.80/9,811.08
  6. Step 6: Final answer
    x = 4,857.17

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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.