Home / 6,835.83-10,254.15-2,155.99

Finding the Fourth Proportional to 6,835.83, 10,254.15 and 2,155.99

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Solution

The fourth proportional to 6,835.83, 10,254.15 and 2,155.99 is: 3,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.83 : 10,254.15 = 2,155.99 : x
  2. Step 2: Convert to fraction form
    6,835.83/10,254.15 = 2,155.99/x
  3. Step 3: Cross multiply
    6,835.83x = 10,254.15 × 2,155.99
  4. Step 4: Simplify right side
    6,835.83x = 22,107,844.86
  5. Step 5: Solve for x
    x = 22,107,844.86/6,835.83
  6. Step 6: Final answer
    x = 3,234.11

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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.