Home / 7,453.48-11,178.86-2,522.68

Finding the Fourth Proportional to 7,453.48, 11,178.86 and 2,522.68

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Solution

The fourth proportional to 7,453.48, 11,178.86 and 2,522.68 is: 3,783.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.48 : 11,178.86 = 2,522.68 : x
  2. Step 2: Convert to fraction form
    7,453.48/11,178.86 = 2,522.68/x
  3. Step 3: Cross multiply
    7,453.48x = 11,178.86 × 2,522.68
  4. Step 4: Simplify right side
    7,453.48x = 28,200,686.54
  5. Step 5: Solve for x
    x = 28,200,686.54/7,453.48
  6. Step 6: Final answer
    x = 3,783.56

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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.