Home / 8,550.04-12,820.52-4,388.36

Finding the Fourth Proportional to 8,550.04, 12,820.52 and 4,388.36

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Solution

The fourth proportional to 8,550.04, 12,820.52 and 4,388.36 is: 6,580.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.04 : 12,820.52 = 4,388.36 : x
  2. Step 2: Convert to fraction form
    8,550.04/12,820.52 = 4,388.36/x
  3. Step 3: Cross multiply
    8,550.04x = 12,820.52 × 4,388.36
  4. Step 4: Simplify right side
    8,550.04x = 56,261,057.15
  5. Step 5: Solve for x
    x = 56,261,057.15/8,550.04
  6. Step 6: Final answer
    x = 6,580.21

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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.