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Finding the Fourth Proportional to 9,996.48, 14,994.72 and 5,607.36

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Solution

The fourth proportional to 9,996.48, 14,994.72 and 5,607.36 is: 8,411.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.48 : 14,994.72 = 5,607.36 : x
  2. Step 2: Convert to fraction form
    9,996.48/14,994.72 = 5,607.36/x
  3. Step 3: Cross multiply
    9,996.48x = 14,994.72 × 5,607.36
  4. Step 4: Simplify right side
    9,996.48x = 84,080,793.14
  5. Step 5: Solve for x
    x = 84,080,793.14/9,996.48
  6. Step 6: Final answer
    x = 8,411.04

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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.