Home / 5,635.30-8,450.52-1,738.80

Finding the Fourth Proportional to 5,635.30, 8,450.52 and 1,738.80

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Solution

The fourth proportional to 5,635.30, 8,450.52 and 1,738.80 is: 2,607.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.30 : 8,450.52 = 1,738.80 : x
  2. Step 2: Convert to fraction form
    5,635.30/8,450.52 = 1,738.80/x
  3. Step 3: Cross multiply
    5,635.30x = 8,450.52 × 1,738.80
  4. Step 4: Simplify right side
    5,635.30x = 14,693,764.18
  5. Step 5: Solve for x
    x = 14,693,764.18/5,635.30
  6. Step 6: Final answer
    x = 2,607.45

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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.