Home / 4,965.60-7,435.44-2,645.76

Finding the Fourth Proportional to 4,965.60, 7,435.44 and 2,645.76

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Solution

The fourth proportional to 4,965.60, 7,435.44 and 2,645.76 is: 3,961.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.60 : 7,435.44 = 2,645.76 : x
  2. Step 2: Convert to fraction form
    4,965.60/7,435.44 = 2,645.76/x
  3. Step 3: Cross multiply
    4,965.60x = 7,435.44 × 2,645.76
  4. Step 4: Simplify right side
    4,965.60x = 19,672,389.73
  5. Step 5: Solve for x
    x = 19,672,389.73/4,965.60
  6. Step 6: Final answer
    x = 3,961.73

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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.