Home / 9,469.40-14,204.09-2,543.90

Finding the Fourth Proportional to 9,469.40, 14,204.09 and 2,543.90

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Solution

The fourth proportional to 9,469.40, 14,204.09 and 2,543.90 is: 3,815.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,469.40 : 14,204.09 = 2,543.90 : x
  2. Step 2: Convert to fraction form
    9,469.40/14,204.09 = 2,543.90/x
  3. Step 3: Cross multiply
    9,469.40x = 14,204.09 × 2,543.90
  4. Step 4: Simplify right side
    9,469.40x = 36,133,700.81
  5. Step 5: Solve for x
    x = 36,133,700.81/9,469.40
  6. Step 6: Final answer
    x = 3,815.84

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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.