Home / 5,533.48-7,636.10-3,015.61

Finding the Fourth Proportional to 5,533.48, 7,636.10 and 3,015.61

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Solution

The fourth proportional to 5,533.48, 7,636.10 and 3,015.61 is: 4,161.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.48 : 7,636.10 = 3,015.61 : x
  2. Step 2: Convert to fraction form
    5,533.48/7,636.10 = 3,015.61/x
  3. Step 3: Cross multiply
    5,533.48x = 7,636.10 × 3,015.61
  4. Step 4: Simplify right side
    5,533.48x = 23,027,465.35
  5. Step 5: Solve for x
    x = 23,027,465.35/5,533.48
  6. Step 6: Final answer
    x = 4,161.48

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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.