Home / 4,635.06-6,396.54-2,645.91

Finding the Fourth Proportional to 4,635.06, 6,396.54 and 2,645.91

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Solution

The fourth proportional to 4,635.06, 6,396.54 and 2,645.91 is: 3,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.06 : 6,396.54 = 2,645.91 : x
  2. Step 2: Convert to fraction form
    4,635.06/6,396.54 = 2,645.91/x
  3. Step 3: Cross multiply
    4,635.06x = 6,396.54 × 2,645.91
  4. Step 4: Simplify right side
    4,635.06x = 16,924,669.15
  5. Step 5: Solve for x
    x = 16,924,669.15/4,635.06
  6. Step 6: Final answer
    x = 3,651.45

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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.