Home / 11,862.31-17,802.26-5,622.34

Finding the Fourth Proportional to 11,862.31, 17,802.26 and 5,622.34

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Solution

The fourth proportional to 11,862.31, 17,802.26 and 5,622.34 is: 8,437.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.31 : 17,802.26 = 5,622.34 : x
  2. Step 2: Convert to fraction form
    11,862.31/17,802.26 = 5,622.34/x
  3. Step 3: Cross multiply
    11,862.31x = 17,802.26 × 5,622.34
  4. Step 4: Simplify right side
    11,862.31x = 100,090,274.45
  5. Step 5: Solve for x
    x = 100,090,274.45/11,862.31
  6. Step 6: Final answer
    x = 8,437.67

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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.