Home / 7,625.68-11,442.36-5,590.48

Finding the Fourth Proportional to 7,625.68, 11,442.36 and 5,590.48

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Solution

The fourth proportional to 7,625.68, 11,442.36 and 5,590.48 is: 8,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.68 : 11,442.36 = 5,590.48 : x
  2. Step 2: Convert to fraction form
    7,625.68/11,442.36 = 5,590.48/x
  3. Step 3: Cross multiply
    7,625.68x = 11,442.36 × 5,590.48
  4. Step 4: Simplify right side
    7,625.68x = 63,968,284.73
  5. Step 5: Solve for x
    x = 63,968,284.73/7,625.68
  6. Step 6: Final answer
    x = 8,388.54

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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.