Home / 3,217.76-4,826.64-1,026.66

Finding the Fourth Proportional to 3,217.76, 4,826.64 and 1,026.66

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Solution

The fourth proportional to 3,217.76, 4,826.64 and 1,026.66 is: 1,539.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.76 : 4,826.64 = 1,026.66 : x
  2. Step 2: Convert to fraction form
    3,217.76/4,826.64 = 1,026.66/x
  3. Step 3: Cross multiply
    3,217.76x = 4,826.64 × 1,026.66
  4. Step 4: Simplify right side
    3,217.76x = 4,955,318.22
  5. Step 5: Solve for x
    x = 4,955,318.22/3,217.76
  6. Step 6: Final answer
    x = 1,539.99

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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.