Home / 3,645.21-5,468.40-1,566.21

Finding the Fourth Proportional to 3,645.21, 5,468.40 and 1,566.21

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Solution

The fourth proportional to 3,645.21, 5,468.40 and 1,566.21 is: 2,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.21 : 5,468.40 = 1,566.21 : x
  2. Step 2: Convert to fraction form
    3,645.21/5,468.40 = 1,566.21/x
  3. Step 3: Cross multiply
    3,645.21x = 5,468.40 × 1,566.21
  4. Step 4: Simplify right side
    3,645.21x = 8,564,662.76
  5. Step 5: Solve for x
    x = 8,564,662.76/3,645.21
  6. Step 6: Final answer
    x = 2,349.57

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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.