Home / 4,183.47-6,276.22-1,261.60

Finding the Fourth Proportional to 4,183.47, 6,276.22 and 1,261.60

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Solution

The fourth proportional to 4,183.47, 6,276.22 and 1,261.60 is: 1,892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.47 : 6,276.22 = 1,261.60 : x
  2. Step 2: Convert to fraction form
    4,183.47/6,276.22 = 1,261.60/x
  3. Step 3: Cross multiply
    4,183.47x = 6,276.22 × 1,261.60
  4. Step 4: Simplify right side
    4,183.47x = 7,918,060.31
  5. Step 5: Solve for x
    x = 7,918,060.31/4,183.47
  6. Step 6: Final answer
    x = 1,892.70

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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.