Home / 10,291.37-14,202.37-5,815.03

Finding the Fourth Proportional to 10,291.37, 14,202.37 and 5,815.03

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Solution

The fourth proportional to 10,291.37, 14,202.37 and 5,815.03 is: 8,024.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.37 : 14,202.37 = 5,815.03 : x
  2. Step 2: Convert to fraction form
    10,291.37/14,202.37 = 5,815.03/x
  3. Step 3: Cross multiply
    10,291.37x = 14,202.37 × 5,815.03
  4. Step 4: Simplify right side
    10,291.37x = 82,587,157.58
  5. Step 5: Solve for x
    x = 82,587,157.58/10,291.37
  6. Step 6: Final answer
    x = 8,024.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.