Home / 7,455.48-11,166.20-3,562.64

Finding the Fourth Proportional to 7,455.48, 11,166.20 and 3,562.64

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Solution

The fourth proportional to 7,455.48, 11,166.20 and 3,562.64 is: 5,335.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.48 : 11,166.20 = 3,562.64 : x
  2. Step 2: Convert to fraction form
    7,455.48/11,166.20 = 3,562.64/x
  3. Step 3: Cross multiply
    7,455.48x = 11,166.20 × 3,562.64
  4. Step 4: Simplify right side
    7,455.48x = 39,781,150.77
  5. Step 5: Solve for x
    x = 39,781,150.77/7,455.48
  6. Step 6: Final answer
    x = 5,335.83

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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.