Home / 7,550.49-11,320.57-3,845.55

Finding the Fourth Proportional to 7,550.49, 11,320.57 and 3,845.55

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Solution

The fourth proportional to 7,550.49, 11,320.57 and 3,845.55 is: 5,765.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.49 : 11,320.57 = 3,845.55 : x
  2. Step 2: Convert to fraction form
    7,550.49/11,320.57 = 3,845.55/x
  3. Step 3: Cross multiply
    7,550.49x = 11,320.57 × 3,845.55
  4. Step 4: Simplify right side
    7,550.49x = 43,533,808.35
  5. Step 5: Solve for x
    x = 43,533,808.35/7,550.49
  6. Step 6: Final answer
    x = 5,765.69

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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.