Home / 9,884.86-14,827.40-3,311.06

Finding the Fourth Proportional to 9,884.86, 14,827.40 and 3,311.06

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Solution

The fourth proportional to 9,884.86, 14,827.40 and 3,311.06 is: 4,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,884.86 : 14,827.40 = 3,311.06 : x
  2. Step 2: Convert to fraction form
    9,884.86/14,827.40 = 3,311.06/x
  3. Step 3: Cross multiply
    9,884.86x = 14,827.40 × 3,311.06
  4. Step 4: Simplify right side
    9,884.86x = 49,094,382.25
  5. Step 5: Solve for x
    x = 49,094,382.25/9,884.86
  6. Step 6: Final answer
    x = 4,966.62

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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.