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Finding the Fourth Proportional to 9,903.92, 14,852.04 and 3,662.96

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Solution

The fourth proportional to 9,903.92, 14,852.04 and 3,662.96 is: 5,493.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,903.92 : 14,852.04 = 3,662.96 : x
  2. Step 2: Convert to fraction form
    9,903.92/14,852.04 = 3,662.96/x
  3. Step 3: Cross multiply
    9,903.92x = 14,852.04 × 3,662.96
  4. Step 4: Simplify right side
    9,903.92x = 54,402,428.44
  5. Step 5: Solve for x
    x = 54,402,428.44/9,903.92
  6. Step 6: Final answer
    x = 5,493.02

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1.5x scale

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.