Home / 5,445.88-8,179.62-4,665.58

Finding the Fourth Proportional to 5,445.88, 8,179.62 and 4,665.58

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Solution

The fourth proportional to 5,445.88, 8,179.62 and 4,665.58 is: 7,007.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.88 : 8,179.62 = 4,665.58 : x
  2. Step 2: Convert to fraction form
    5,445.88/8,179.62 = 4,665.58/x
  3. Step 3: Cross multiply
    5,445.88x = 8,179.62 × 4,665.58
  4. Step 4: Simplify right side
    5,445.88x = 38,162,671.48
  5. Step 5: Solve for x
    x = 38,162,671.48/5,445.88
  6. Step 6: Final answer
    x = 7,007.62

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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.