Home / 7,556.40-11,331.53-4,442.66

Finding the Fourth Proportional to 7,556.40, 11,331.53 and 4,442.66

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Solution

The fourth proportional to 7,556.40, 11,331.53 and 4,442.66 is: 6,662.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.40 : 11,331.53 = 4,442.66 : x
  2. Step 2: Convert to fraction form
    7,556.40/11,331.53 = 4,442.66/x
  3. Step 3: Cross multiply
    7,556.40x = 11,331.53 × 4,442.66
  4. Step 4: Simplify right side
    7,556.40x = 50,342,135.07
  5. Step 5: Solve for x
    x = 50,342,135.07/7,556.40
  6. Step 6: Final answer
    x = 6,662.19

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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.