Home / 10,718.01-16,076.90-3,790.89

Finding the Fourth Proportional to 10,718.01, 16,076.90 and 3,790.89

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Solution

The fourth proportional to 10,718.01, 16,076.90 and 3,790.89 is: 5,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.01 : 16,076.90 = 3,790.89 : x
  2. Step 2: Convert to fraction form
    10,718.01/16,076.90 = 3,790.89/x
  3. Step 3: Cross multiply
    10,718.01x = 16,076.90 × 3,790.89
  4. Step 4: Simplify right side
    10,718.01x = 60,945,740.49
  5. Step 5: Solve for x
    x = 60,945,740.49/10,718.01
  6. Step 6: Final answer
    x = 5,686.29

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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.