Home / 3,217.78-4,826.58-1,026.46

Finding the Fourth Proportional to 3,217.78, 4,826.58 and 1,026.46

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Solution

The fourth proportional to 3,217.78, 4,826.58 and 1,026.46 is: 1,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.78 : 4,826.58 = 1,026.46 : x
  2. Step 2: Convert to fraction form
    3,217.78/4,826.58 = 1,026.46/x
  3. Step 3: Cross multiply
    3,217.78x = 4,826.58 × 1,026.46
  4. Step 4: Simplify right side
    3,217.78x = 4,954,291.31
  5. Step 5: Solve for x
    x = 4,954,291.31/3,217.78
  6. Step 6: Final answer
    x = 1,539.66

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1.5x scale

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.