Home / 5,910.83-8,864.70-2,790.02

Finding the Fourth Proportional to 5,910.83, 8,864.70 and 2,790.02

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Solution

The fourth proportional to 5,910.83, 8,864.70 and 2,790.02 is: 4,184.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.83 : 8,864.70 = 2,790.02 : x
  2. Step 2: Convert to fraction form
    5,910.83/8,864.70 = 2,790.02/x
  3. Step 3: Cross multiply
    5,910.83x = 8,864.70 × 2,790.02
  4. Step 4: Simplify right side
    5,910.83x = 24,732,645.97
  5. Step 5: Solve for x
    x = 24,732,645.97/5,910.83
  6. Step 6: Final answer
    x = 4,184.30

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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.