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Finding the Fourth Proportional to 6,332.40, 9,502.90 and 2,228.40

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Solution

The fourth proportional to 6,332.40, 9,502.90 and 2,228.40 is: 3,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,332.40 : 9,502.90 = 2,228.40 : x
  2. Step 2: Convert to fraction form
    6,332.40/9,502.90 = 2,228.40/x
  3. Step 3: Cross multiply
    6,332.40x = 9,502.90 × 2,228.40
  4. Step 4: Simplify right side
    6,332.40x = 21,176,262.36
  5. Step 5: Solve for x
    x = 21,176,262.36/6,332.40
  6. Step 6: Final answer
    x = 3,344.11

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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.