Home / 11,437.73-15,762.66-8,245.48

Finding the Fourth Proportional to 11,437.73, 15,762.66 and 8,245.48

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Solution

The fourth proportional to 11,437.73, 15,762.66 and 8,245.48 is: 11,363.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,437.73 : 15,762.66 = 8,245.48 : x
  2. Step 2: Convert to fraction form
    11,437.73/15,762.66 = 8,245.48/x
  3. Step 3: Cross multiply
    11,437.73x = 15,762.66 × 8,245.48
  4. Step 4: Simplify right side
    11,437.73x = 129,970,697.78
  5. Step 5: Solve for x
    x = 129,970,697.78/11,437.73
  6. Step 6: Final answer
    x = 11,363.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.