Home / 4,260.99-6,385.64-2,176.61

Finding the Fourth Proportional to 4,260.99, 6,385.64 and 2,176.61

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Solution

The fourth proportional to 4,260.99, 6,385.64 and 2,176.61 is: 3,261.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.99 : 6,385.64 = 2,176.61 : x
  2. Step 2: Convert to fraction form
    4,260.99/6,385.64 = 2,176.61/x
  3. Step 3: Cross multiply
    4,260.99x = 6,385.64 × 2,176.61
  4. Step 4: Simplify right side
    4,260.99x = 13,899,047.88
  5. Step 5: Solve for x
    x = 13,899,047.88/4,260.99
  6. Step 6: Final answer
    x = 3,261.93

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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.