Home / 4,635.05-6,396.29-2,645.55

Finding the Fourth Proportional to 4,635.05, 6,396.29 and 2,645.55

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Solution

The fourth proportional to 4,635.05, 6,396.29 and 2,645.55 is: 3,650.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.05 : 6,396.29 = 2,645.55 : x
  2. Step 2: Convert to fraction form
    4,635.05/6,396.29 = 2,645.55/x
  3. Step 3: Cross multiply
    4,635.05x = 6,396.29 × 2,645.55
  4. Step 4: Simplify right side
    4,635.05x = 16,921,705.01
  5. Step 5: Solve for x
    x = 16,921,705.01/4,635.05
  6. Step 6: Final answer
    x = 3,650.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.