Home / 5,445.52-8,169.36-2,521.96

Finding the Fourth Proportional to 5,445.52, 8,169.36 and 2,521.96

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Solution

The fourth proportional to 5,445.52, 8,169.36 and 2,521.96 is: 3,783.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.52 : 8,169.36 = 2,521.96 : x
  2. Step 2: Convert to fraction form
    5,445.52/8,169.36 = 2,521.96/x
  3. Step 3: Cross multiply
    5,445.52x = 8,169.36 × 2,521.96
  4. Step 4: Simplify right side
    5,445.52x = 20,602,799.15
  5. Step 5: Solve for x
    x = 20,602,799.15/5,445.52
  6. Step 6: Final answer
    x = 3,783.44

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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.