Home / 11,707.46-17,558.57-3,385.62

Finding the Fourth Proportional to 11,707.46, 17,558.57 and 3,385.62

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Solution

The fourth proportional to 11,707.46, 17,558.57 and 3,385.62 is: 5,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707.46 : 17,558.57 = 3,385.62 : x
  2. Step 2: Convert to fraction form
    11,707.46/17,558.57 = 3,385.62/x
  3. Step 3: Cross multiply
    11,707.46x = 17,558.57 × 3,385.62
  4. Step 4: Simplify right side
    11,707.46x = 59,446,628.84
  5. Step 5: Solve for x
    x = 59,446,628.84/11,707.46
  6. Step 6: Final answer
    x = 5,077.67

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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.