Home / 4,261.06-6,390.63-1,183.30

Finding the Fourth Proportional to 4,261.06, 6,390.63 and 1,183.30

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Solution

The fourth proportional to 4,261.06, 6,390.63 and 1,183.30 is: 1,774.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.06 : 6,390.63 = 1,183.30 : x
  2. Step 2: Convert to fraction form
    4,261.06/6,390.63 = 1,183.30/x
  3. Step 3: Cross multiply
    4,261.06x = 6,390.63 × 1,183.30
  4. Step 4: Simplify right side
    4,261.06x = 7,562,032.48
  5. Step 5: Solve for x
    x = 7,562,032.48/4,261.06
  6. Step 6: Final answer
    x = 1,774.68

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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.