Home / 8,878.70-13,318.04-3,035.36

Finding the Fourth Proportional to 8,878.70, 13,318.04 and 3,035.36

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Solution

The fourth proportional to 8,878.70, 13,318.04 and 3,035.36 is: 4,553.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.70 : 13,318.04 = 3,035.36 : x
  2. Step 2: Convert to fraction form
    8,878.70/13,318.04 = 3,035.36/x
  3. Step 3: Cross multiply
    8,878.70x = 13,318.04 × 3,035.36
  4. Step 4: Simplify right side
    8,878.70x = 40,424,986.89
  5. Step 5: Solve for x
    x = 40,424,986.89/8,878.70
  6. Step 6: Final answer
    x = 4,553.03

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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.