Home / 9,983.40-14,972.70-3,057.96

Finding the Fourth Proportional to 9,983.40, 14,972.70 and 3,057.96

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Solution

The fourth proportional to 9,983.40, 14,972.70 and 3,057.96 is: 4,586.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,983.40 : 14,972.70 = 3,057.96 : x
  2. Step 2: Convert to fraction form
    9,983.40/14,972.70 = 3,057.96/x
  3. Step 3: Cross multiply
    9,983.40x = 14,972.70 × 3,057.96
  4. Step 4: Simplify right side
    9,983.40x = 45,785,917.69
  5. Step 5: Solve for x
    x = 45,785,917.69/9,983.40
  6. Step 6: Final answer
    x = 4,586.20

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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.