Home / 11,354.51-17,031.83-3,457.10

Finding the Fourth Proportional to 11,354.51, 17,031.83 and 3,457.10

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Solution

The fourth proportional to 11,354.51, 17,031.83 and 3,457.10 is: 5,185.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.51 : 17,031.83 = 3,457.10 : x
  2. Step 2: Convert to fraction form
    11,354.51/17,031.83 = 3,457.10/x
  3. Step 3: Cross multiply
    11,354.51x = 17,031.83 × 3,457.10
  4. Step 4: Simplify right side
    11,354.51x = 58,880,720.36
  5. Step 5: Solve for x
    x = 58,880,720.36/11,354.51
  6. Step 6: Final answer
    x = 5,185.67

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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.