Home / 9,228.84-13,830.30-6,921.96

Finding the Fourth Proportional to 9,228.84, 13,830.30 and 6,921.96

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Solution

The fourth proportional to 9,228.84, 13,830.30 and 6,921.96 is: 10,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,228.84 : 13,830.30 = 6,921.96 : x
  2. Step 2: Convert to fraction form
    9,228.84/13,830.30 = 6,921.96/x
  3. Step 3: Cross multiply
    9,228.84x = 13,830.30 × 6,921.96
  4. Step 4: Simplify right side
    9,228.84x = 95,732,783.39
  5. Step 5: Solve for x
    x = 95,732,783.39/9,228.84
  6. Step 6: Final answer
    x = 10,373.22

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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.