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Finding the Fourth Proportional to 5,165.58, 7,747.23 and 1,468.20

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Solution

The fourth proportional to 5,165.58, 7,747.23 and 1,468.20 is: 2,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.58 : 7,747.23 = 1,468.20 : x
  2. Step 2: Convert to fraction form
    5,165.58/7,747.23 = 1,468.20/x
  3. Step 3: Cross multiply
    5,165.58x = 7,747.23 × 1,468.20
  4. Step 4: Simplify right side
    5,165.58x = 11,374,483.09
  5. Step 5: Solve for x
    x = 11,374,483.09/5,165.58
  6. Step 6: Final answer
    x = 2,201.98

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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.