Home / 4,129.48-5,697.66-2,360.80

Finding the Fourth Proportional to 4,129.48, 5,697.66 and 2,360.80

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Solution

The fourth proportional to 4,129.48, 5,697.66 and 2,360.80 is: 3,257.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.48 : 5,697.66 = 2,360.80 : x
  2. Step 2: Convert to fraction form
    4,129.48/5,697.66 = 2,360.80/x
  3. Step 3: Cross multiply
    4,129.48x = 5,697.66 × 2,360.80
  4. Step 4: Simplify right side
    4,129.48x = 13,451,035.73
  5. Step 5: Solve for x
    x = 13,451,035.73/4,129.48
  6. Step 6: Final answer
    x = 3,257.32

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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.