Home / 5,622.03-8,431.96-1,725.39

Finding the Fourth Proportional to 5,622.03, 8,431.96 and 1,725.39

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Solution

The fourth proportional to 5,622.03, 8,431.96 and 1,725.39 is: 2,587.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.03 : 8,431.96 = 1,725.39 : x
  2. Step 2: Convert to fraction form
    5,622.03/8,431.96 = 1,725.39/x
  3. Step 3: Cross multiply
    5,622.03x = 8,431.96 × 1,725.39
  4. Step 4: Simplify right side
    5,622.03x = 14,548,419.46
  5. Step 5: Solve for x
    x = 14,548,419.46/5,622.03
  6. Step 6: Final answer
    x = 2,587.75

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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.