Home / 5,633.72-8,450.70-1,738.12

Finding the Fourth Proportional to 5,633.72, 8,450.70 and 1,738.12

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Solution

The fourth proportional to 5,633.72, 8,450.70 and 1,738.12 is: 2,607.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.72 : 8,450.70 = 1,738.12 : x
  2. Step 2: Convert to fraction form
    5,633.72/8,450.70 = 1,738.12/x
  3. Step 3: Cross multiply
    5,633.72x = 8,450.70 × 1,738.12
  4. Step 4: Simplify right side
    5,633.72x = 14,688,330.68
  5. Step 5: Solve for x
    x = 14,688,330.68/5,633.72
  6. Step 6: Final answer
    x = 2,607.22

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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.