Home / 5,185.62-7,778.43-4,442.04

Finding the Fourth Proportional to 5,185.62, 7,778.43 and 4,442.04

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Solution

The fourth proportional to 5,185.62, 7,778.43 and 4,442.04 is: 6,663.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185.62 : 7,778.43 = 4,442.04 : x
  2. Step 2: Convert to fraction form
    5,185.62/7,778.43 = 4,442.04/x
  3. Step 3: Cross multiply
    5,185.62x = 7,778.43 × 4,442.04
  4. Step 4: Simplify right side
    5,185.62x = 34,552,097.20
  5. Step 5: Solve for x
    x = 34,552,097.20/5,185.62
  6. Step 6: Final answer
    x = 6,663.06

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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.