Home / 8,159.60-11,260.36-4,433.68

Finding the Fourth Proportional to 8,159.60, 11,260.36 and 4,433.68

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Solution

The fourth proportional to 8,159.60, 11,260.36 and 4,433.68 is: 6,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.60 : 11,260.36 = 4,433.68 : x
  2. Step 2: Convert to fraction form
    8,159.60/11,260.36 = 4,433.68/x
  3. Step 3: Cross multiply
    8,159.60x = 11,260.36 × 4,433.68
  4. Step 4: Simplify right side
    8,159.60x = 49,924,832.92
  5. Step 5: Solve for x
    x = 49,924,832.92/8,159.60
  6. Step 6: Final answer
    x = 6,118.54

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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.